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Class 8 Mathematics Revision Exercise 1 With Video Answers

Class 8 Mathematics Revision Exercise 1 With Video Answers.
Learn mathematics through high quality questions with video answers.

Lessons (24)

• 1.    Which of the following numbers is eleven million eleven thousand one hundred and one? A. 11011011 B. 11011101 C. 11101101 D. 11011001
  1m 19s

• 2.    In order to complete digging a shamba in 28 days, a farm manager employed 12 workers. How many more workers should be employed in order to complete the work in 21 days? A. 4 B. 16 C. 9 D. 3
  1m 46s

• 3.    A shopkeeper displayed the prices of items in his shop as follows: 1 kg of sugar....sh 48 1 kg of cooking fat....sh 110 1 packet of salt....sh 25 1 kg packet of tea leaves....sh 155 1 loaf of bread
  4m 52s

• 4.     A train left Mombasa on Monday at 2125h and took sixteen and half hours to reach Kisumu. When did the train reach Kisumu? A. Tuesday 1.55 a.m B. Tuesday 1.55 p.m C. Monday 1.55 a.m D. Wednesday 1.55 p.m
  0m 0s

• 5.    The fractions #2/3 , 4/5 , 1/4 and 5/6# are to be arranged in order of size from the smallest to the largest. Which of the following is the correct order? A. #1/4 , 2/3 , 5/6 , 4/5 B. 5/6 , 2/3 , 4/5 , 1/4 C. 5/ 6 , 4/5 , 2/3 , 1/4 D. 1/4 , 2/3 , 4/5 , 5/6#
  0m 0s

• 6.     The diagram alongside represents a rectangular plot of land drawn to the scale 1: 2000. What is the actual area of the plot in square metres? A. 9 600 B. 960 C. 96 000 D. 8 400
  3m 7s

• 7.    Maize flour is packed in 2 kg packets and placed in bundles each containing 12 packets. A lorry was loaded with 250 bundles of maize flour. How many tonnes of maize flour was the lorry carrying? A. 6 000 B. 4 800 C. 4.8 D. 6
  2m 19s

• 8.     A jerrican contains 5 litres of water. This water is used to fill three containers each of radius 7cm and a height 10 cm. how many millitres of water are left over in the jerrican? (take #pi=22/7# ) A. 380 B. 480 C. 400 D. 420
  4m 22s

• 9.    The diagram below represents a solid whose dimension are as shown. What is the volume of the solid in #cm^3# A. 30 000 B. 300 000 C. 3 000 D. 3 000 000
  5m 8s

• 10.     In the month of October farmers delivered 48 750 kg of coffee berries to a factory. In November the amount of coffee berries delivered was 1 850 kg more than that delivered in October. The amount delivered in December was 2 450kg less than the amount delivered in November. How many kilograms of coffee berries were delivered in the three months altogether? A. 145 650 B. 147 500 C. 152 400 D. 150
  4m 4s

• 11.    Sheila paid a sales agent a commission of 5 % of the price at which he sold her car. If this commission amounted to sh 27 000, how much money was Sheila left with? A. Sh 540 000 B. Sh 567 000 C. Sh 513 000 D. Sh 459 000
  0m 0s

• 12.    The cash price of a television set is sh 18 000. The hire purchase price of the television is 20% more than its cash price. Songok bought the television on hire purchase by paying 40% of the hire purchase price as deposit and the balance in equal monthly instalments of sh 1 620. How many instalments did he pay? A. 12 B. 10 C. 9 D. 8
  4m 34s

• 13.    A closed cylindrical container has a base area of 616 #cm^2# and height of 20cm. what is the total surface area of the container in #cm^2# (take # pi= 22/7)# A. 2 376 B. 1 232 C. 1 760 D. 2 992
  5m 3s

• 14.    A motorist travelling at a speed of 80 km/h took #4 1/2# hours to drive from town A to town B. he drove back to town A in 4 hours. At which speed in kilometres per hour did he drive on the return journey? A. 90 B. 72 C. 80 D. 100
  0m 0s

• 15.    Akwendu primary school has r pupils and matheka primary school has s pupils. A third school, kapsoti primary school has 150 pupils less than total number of pupils in Akwendu and matheka primary schools. Which one of the following expressions gives the total number of pupils in the three schools? A. 2r+2s-150 B. r+s-150 C. 2r+2s+150 D. r+s+300
  3m 27s

• 16.    The diagram below represents Gitu’s piece of land. PQRS is a rectangle combined with a semicircle and a right angled triangle. Sides PQ=SR=200m, PS=RQ=100m, ST=80m and angle STP=900. What is the area of Gitu’s land to the nearest tenth of a hectare? (take ?=3.14) A. 4.0 B. 3.9 C. 2.6 D. 2.0
  0m 0s

• 17.    The diagram below shows a square ABCD of side 14 cm. from each corner of the square a quarter of a circle radius 7 cm is removed to form figure PQRS as shown. What is the perimeter of the figure PQRS? (take # pi #=22 7 ) A. 88 cm B. 44 cm C. 176 cm D. 56 cm
  2m 21s

• 18.    Musa paid sh 1 350 for a jacket after he was given a discount of sh 150. What was the percentage discount given? #A. 11 1/9 % B. 12 1/2 % C. 15% D. 10%#
  0m 0s

• 19.    Cubes of the same size were glued together to form the stack shown in the figure below. How many cubes were used? A. 72 B. 108 C. 96 D. 90
  3m 30s

• 20.    Mueni and chebet each made 126 kg of a mixture of maize and beans. Mueni mixed maize and beans in the ratio of 4:3 while chebet mixed maize and beans in the ratio 5:4. How many more kilograms of maize did mueni use than chebet? A. 2 B. 6 C. 3 D. 4
  0m 0s

• 21.    Ole Mpesha spends #1/2# of his free time doing his homework and #1/8# Washing his clothes. He spends #2/3# of the remainder reading story books. He plays for the rest of the time. What fraction of his free time does Ole Mpesha spend playing? #A. 5/8# #B. 3/8# #C. 1/8# #D. 1/4#
  3m 19s

• 22.    The pie chart alongside shows how Anyambu spent her salary. If Anyambu saved sh 2 500, what was the total amount did she spent on food and transport? A. Sh 4 500 B. Sh 12 000 C. Sh 5 000 D. Sh 2 500
  5m 41s

• 23.    In the figure below TSR is a straight line. PQ is parallel to TR and PQ=QR. Angle PQR =#110^0# and angle PST=#140^0# What is the size of angle SPR? A. #35^0# B. #70^0# C. #105^0# D. #30^0#
  0m 0s

• 24.    A bus covers a distance of 240 km everyday. It consumes 1 L of diesel for every 4 km. Diesel costs sh 43.50 per litre. How much money does the bus spend on diesel in one week? A. Sh 19 110 B. Sh 17 850 C. Sh 18 060 D. Sh 18 270
  2m 33s