Recent questions in Mathematics

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Three variables p, q and r are such that p varies directly as q and inversely as the square of r.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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A water vendor has a tank of capacity18,9000 litres. The tank is being filled with water from two pipes A and B which are closed immediately when the tank is full. Water flows at the rate 150,000cm3/minute through pipe B.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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The product of the first three terms of geometric progression is 64.If the first term is a and the common ratio is r;

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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In the figure below,P,Q,R and S are points on the circle centre O. PRT and USTV are straight lines.Line UV is a tangent to the circle at S. <RST= 500 and <RTV=1500.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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In the triangle given below OP= p and OQ = q.R is a point on PQ such that PR:RQ = 1 : 3 and that 5OS= 2OQ.PS and OR intersect at T.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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A bag contains 5 red balls, 3 blue balls and 4 yellow balls. Two balls are drawn at random one after the other without replacement.

asked Jul 21, 2021 in Mathematics Form 4 by anonymous

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Mrs.Langat ,primary school head teacher earns a basic salary of sh.38,300 house allowance of sh.12,000 and radical ,allowance of sh.3,600 every month. She claims a family relief of sh.1172 and insurance relief of 10% of the premium paid. Using tax rates table below.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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1 answer

Kiprono buys tea costing sh 112 per kilogram and sh.132 per kilogram and mixes them, then sells the mixture at sh.150 per kilogram .If he is making a profit of 25% in each kilogram of the mixture ,determine the ratio in which he mixes the tea.

asked Jul 21, 2021 in Mathematics Form 1 by anonymous

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Given that the ration x:y=2:3 find the ratio (5x-2y):(x+y).

asked Jul 21, 2021 in Mathematics Form 1 by anonymous

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The size of an interior angle of a regular polygon is 6 ½ times that of its exterior angle determine the number of sides of the polygon.

asked Jul 21, 2021 in Mathematics Form 2 by anonymous

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Given that C varies partly as A and partly as the square of A and that C=20 when A=2 and C=21 when A=3,determine the value of C when A=4.

asked Jul 21, 2021 in Mathematics Form 1 by anonymous

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A new laptop depreciates at 8% per annum in the first year and 12% per year in the second year. If its value at the end of the second year was sh.121,440, calculate its original value.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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Find the radius as the center of a circle whose equation is

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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Without using a calculator solve

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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Given the matrix has no inverse, find the value of x.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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Find the length of DP in the figure.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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Expand (1-2x)6 up to term in x3

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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The figure below shows a triangle PQR in which PQ=8cm and angle QPR=1000 and angle PQR=350.Calculate to 2 decimal places the length of QR and hence the area of triangle PQR to2 decimal places.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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The sides of a triangle were measured and recorded as 4cm,6.2cm and 9.50cm.Calculate the percentage error in its perimeter correct to 2 decimal places.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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Solve for x 2-(log x)2=3 log x

asked Jul 21, 2021 in Mathematics Form 1 by anonymous

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