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Rationalise the denominator in
(Solved)
Rationalise the denominator in
Date posted:
March 27, 2019
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Answers (1)
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Expand (x + y)6 hence evaluate (1.02)6 to 3d.p.
(Solved)
Expand (x + y)6 hence evaluate (1.02)6 to 3d.p.
Date posted:
March 27, 2019
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Answers (1)
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A man is employed at a KShs. 4000 salary and a 10% annual increment. Find the total amount of money received in the first five...
(Solved)
A man is employed at a KShs. 4000 salary and a 10% annual increment. Find the total amount of money received in the first five years
Date posted:
March 27, 2019
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Answers (1)
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Without using tables, simplify
(Solved)
Without using tables, simplify
Date posted:
March 27, 2019
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Answers (1)
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A train is moving towards a town with a velocity of 10 m/s. It gains speed and the velocity becomes 34 m/s after 10 minutes...
(Solved)
A train is moving towards a town with a velocity of 10 m/s. It gains speed and the velocity becomes 34 m/s after 10 minutes . Find its acceleration
Date posted:
March 27, 2019
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Answers (1)
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An equation of a circle is given by x2 + y2 – 6x + 8y – 11 = 0
Find its centre and radius
(Solved)
An equation of a circle is given by x2 + y2 – 6x + 8y – 11 = 0
Find its centre and radius
Date posted:
March 27, 2019
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Answers (1)
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A regular octagon has sides of 8 cm. Calculate its area to 3 s.f.
(Solved)
A regular octagon has sides of 8 cm. Calculate its area to 3 s.f.
Date posted:
March 27, 2019
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Answers (1)
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A metal rod, cylindrical in shape has a radius of 4 cm and length of 14 cm. It is melted down and recast into small...
(Solved)
A metal rod, cylindrical in shape has a radius of 4 cm and length of 14 cm. It is melted down and recast into small cubes of 2 cm length. Find how many such cubes are obtained
Date posted:
March 27, 2019
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Answers (1)
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A rectangle measures 3.6 cm by 2.8 cm. Find the percentage error in calculating its perimeter.
(Solved)
A rectangle measures 3.6 cm by 2.8 cm. Find the percentage error in calculating its perimeter.
Date posted:
March 27, 2019
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Answers (1)
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A quantity P varies inversely as Q2 Given that P = 4 When Q = 2. , write the equation joining P and Q
hence find...
(Solved)
A quantity P varies inversely as Q2 Given that P = 4 When Q = 2. , write the equation joining P and Q
hence find P when Q = 4
Date posted:
March 27, 2019
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Answers (1)
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Find the value of ? within ? < ? < 360O if Cos (2 ? + 120) = 3/2
(Solved)
Find the value of θ within θ < θ < 360O if Cos (2 θ + 120) = 3/2
Date posted:
March 27, 2019
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Answers (1)
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A glass of juice of 200 ml content is such that the ratio of undiluted juice to water is 1: 7 Find how many diluted...
(Solved)
A glass of juice of 200 ml content is such that the ratio of undiluted juice to water is 1: 7 Find how many diluted glasses can be made from a container with 3 litres undiluted juice
Date posted:
March 27, 2019
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Answers (1)
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The cost of 3 plates and 4 cups is Shs. 380. 4 plates and 5 cups cost Shs. 110 more than this. Find the cost...
(Solved)
The cost of 3 plates and 4 cups is Shs. 380. 4 plates and 5 cups cost Shs. 110 more than this. Find the cost of each item.
Date posted:
March 27, 2019
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Answers (1)
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Shs. 6000 is deposited at compound interest rate of 13%. The same amount is deposited at 15% simple interest. Find which amount is more and...
(Solved)
Shs. 6000 is deposited at compound interest rate of 13%. The same amount is deposited at 15% simple interest. Find which amount is more and by how much after 2 years in the bank.
Date posted:
March 27, 2019
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Answers (1)
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Solve for x by completing the square
(Solved)
Solve for x by completing the square
2x2 - 5x + 1 = 0
Date posted:
March 27, 2019
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Answers (1)
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Use logarithm tables to evaluate
(Solved)
Use logarithm tables to evaluate
Date posted:
March 27, 2019
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Answers (1)
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The second,fourth and seventh terms of an arithmetic progression (A.P)are the first three.Consecutive terms of a geometric progression (G.P).If the common difference of the A.P...
(Solved)
The second,fourth and seventh terms of an arithmetic progression (A.P) are the first three consecutive terms of a geometric progression (G.P).If the common difference of A.P is 2,find:
(a)The common ratio of the G.P.
(b)The last term of the A.P given that there are eighteen terms.
(c)The sum of the first 14 terms of the G.P.
Date posted:
February 28, 2019
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Answers (1)
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Tickets for a football match cost 100 shillings and 50 shillings and tickets to the value of Kenya pounds 100,000 were sold.If 30% more...
(Solved)
Tickets for a football match cost 100 shillings and 50 shillings and tickets to the value of Kenya pounds 100,000 were sold. If 30% more sh. 50 tickets and 40% fewer sh.100 tickets had been sold, the income would have increased to Kenya pounds 112,500.How many tickets of each category were sold?
Date posted:
February 28, 2019
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Answers (1)
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The equation of a curve is y=1/3x³-2x²-3x+5.
(i)Determine the stationary points of the curve.
(ii)For each point in a(i) above determine the nature of the points.
(b)Find the...
(Solved)
The equation of the curve is y=1/3x³-2x²+3x+5.
(a)(i)Determine the stationary points of the curve.
(ii)For each point in (a)(i) above determine the nature of the points.
(b)Find the equation of the tangent to the curve at x=2.
Date posted:
February 25, 2019
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Answers (1)
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Two towns P and Q are 580km apart.A bus left P at 6.10a.m.and maintains an average speed of 90km/hr between P and Q.A car starts...
(Solved)
Two towns P and Q are 580km/hr apart.A bus left town P at 6.10a.m. and maintains an average speed of 90km/hr between P and Q. A car starts from Q at 8.00a.m. and travelled towards P at an average speed of 120km/hr.The car stopped for a total of 30 minutes on the way before meeting the bus.
(a)(i)How far from town P did they meet?
(ii)At what time did they meet?
(b)A rally driver starts from town Q towards town P at 9.30a.m.If he averages 180km/hr,calculate;
(i)The distance from Q when the rally driver overtook the car.
(ii)The time when the rally driver overtook the car.
Date posted:
February 25, 2019
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Answers (1)