72.7 – 52.7 = 20 km
joseph rimiru answered the question on October 18, 2017 at 09:05
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If the total mass of two pigs and 15 goats is found to be 400 kg. The two pigs’ mass was 150kg, the find...
(Solved)
If the total mass of two pigs and 15 goats is found to be 400 kg. The two pigs’ mass was 150kg, the find the average mass of the each of the goat.
Date posted:
October 18, 2017
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Answers (1)
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A wood cutter had logs which measured 5.4 m, 0.048 m, 0.34 m, 0.038 m, and 0.02 m long all from a single beam. How...
(Solved)
A wood cutter had logs which measured 5.4 m, 0.048 m, 0.34 m, 0.038 m, and 0.02 m long all from a single beam. How long was the beam of wood?
Date posted:
October 18, 2017
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Answers (1)
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A woman spent 0.35 of her income on bills, 0.55 of the remainder on food and saved the rest. What fraction of her income did...
(Solved)
A woman spent 0.35 of her income on bills, 0.55 of the remainder on food and saved the rest. What fraction of her income did she save?
Date posted:
October 17, 2017
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Answers (1)
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A rectangular farm is 1.52 km in length and it breadth is 0.68 km. what is the perimeter of the farm?
(Solved)
A rectangular farm is 1.52 km in length and it breadth is 0.68 km. what is the perimeter of the farm?
Date posted:
October 17, 2017
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Answers (1)
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Four students bought 3.0 litres, 5.0 litres, 4.5 litres and 7.5 litres of milk from a dairy farm. If one litre of milk costs sh....
(Solved)
Four students bought 3.0 litres, 5.0 litres, 4.5 litres and 7.5 litres of milk from a dairy farm. If one litre of milk costs sh. 50 how much money did they pay altogether?
Date posted:
October 17, 2017
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Answers (1)
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A botanist measured the growth of a seedling 5 cm high every week. The increase in growth in four weeks were 2.2 mm, 5.1 mm,...
(Solved)
A botanist measured the growth of a seedling 5 cm high every week. The increase in growth in four weeks were 2.2 mm, 5.1 mm, 8.16mm and 11.35 mm. what was the total increase in length of the seedling?
Date posted:
October 17, 2017
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Answers (1)
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A designer used 2.25 m of material to make a dress, 1.90m, for a skirt and 0.85m for a blouse. How much cloth did she...
(Solved)
A designer used 2.25 m of material to make a dress, 1.90m, for a skirt and 0.85m for a blouse. How much cloth did she use?
Date posted:
October 17, 2017
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Answers (1)
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The temperature of a patient was 41°C when admitted to a hospital. After treatment it stabilized at 37.1°C. Find the change in temperature
(Solved)
The temperature of a patient was 41⁰C when admitted to a hospital. After treatment it stabilized at 37.1⁰C. Find the change in temperature
Date posted:
October 17, 2017
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Answers (1)
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The town of Kericho is found on the Kisumu – Nakuru highway. The distance between Kisumu and kericho is 86 km, while that between...
(Solved)
The town of Kericho is found on the Kisumu – Nakuru highway. The distance between Kisumu and kericho is 86 km, while that between Kericho and Nakuru is 106 km. what is the distance between Nakuru and Kisumu?
Date posted:
October 17, 2017
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Answers (1)
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A boy used the stairs down four floors from the ninth floor and then took a lift to the twentieth floor....
(Solved)
A boy used the stairs down four floors from the ninth floor and then took a lift to the twentieth floor. How many floors did he go through while in the lift?
Date posted:
October 17, 2017
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Answers (1)
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A deep freezer temperature was maintained at -5 °C while the room temperature was 25° C. what was the temperature difference?
(Solved)
A deep freezer temperature was maintained at -5 ⁰C while the room temperature was 25⁰ C. what was the temperature difference?
Date posted:
October 17, 2017
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Answers (1)
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In a bakery, the mass of 30 cakes taken at random is 20 kg. If the mean of the first 12 is 400 g, find...
(Solved)
In a bakery, the mass of 30 cakes taken at random is 20 kg. If the mean of the first 12 is 400 g, find the mean of the mass of the other 18 cakes.
Date posted:
October 16, 2017
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Answers (1)
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A capillary tube which is 2 cm^3 is filled with mercury. If the length of the mercury is 1.5 m, calculate the radius of the...
(Solved)
A capillary tube which is 2 cm^3 is filled with mercury. If the length of the mercury is 1.5 m, calculate the radius of the bore of the capillary tube.
Date posted:
October 16, 2017
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Answers (1)
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Some decoration lights were programmed at intervals of 40 seconds, 50 seconds, 60 seconds, and 75 seconds. What is the earliest time they will give...
(Solved)
Some decoration lights were programmed at intervals of 40 seconds, 50 seconds, 60 seconds, and 75 seconds. What is the earliest time they will give out light signals simultaneously if the last time they did this was at 9.15 a.m.?
Date posted:
October 16, 2017
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Answers (1)
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A cement factory packed it in 20kg, 25kg, 40kg, and 50kg. find the least amount of cement that can be packed into these bag equally.
(Solved)
A cement factory packed it in 20kg, 25kg, 40kg, and 50kg. find the least amount of cement that can be packed into these bag equally.
Date posted:
October 16, 2017
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Answers (1)
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Find the least mass of meat a butcher can cut into equal amount of 2 kg, 4kg, 5kg, or 6kg.
(Solved)
Find the least mass of meat a butcher can cut into equal amount of 2 kg, 4kg, 5kg, or 6kg.
Date posted:
October 16, 2017
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Answers (1)
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What is the greatest mass that can be taken in an exact number of times from 288, 432, 252
(Solved)
What is the greatest mass that can be taken in an exact number of times from 288, 432, 252
Date posted:
October 12, 2017
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Answers (1)
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Three containers can hold 72,168, and 180 litres of water. Determine the capacity of the greatest vessel which can be used to fill each one...
(Solved)
Three containers can hold 72,168, and 180 litres of water. Determine the capacity of the greatest vessel which can be used to fill each one of them in an exact number of times.
Date posted:
October 12, 2017
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Answers (1)
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Find the greatest common divisor (G.C.D.) of the following pairs of numbers. (a) 120 ,90 (b)72, 128
(Solved)
Find the greatest common divisor (G.C.D.) of the following pairs of numbers.
a. 120 ,90
b. 72, 128
Date posted:
October 12, 2017
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Answers (1)
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Express the following values in terms of their factors (a) 600 (b) 486
(Solved)
Express the following values in terms of their factors
a. 600
b. 486
Date posted:
October 12, 2017
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Answers (1)