Recent questions in Mathematics

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The figure ABCD below is a scale drawing representing a rectangular garden of length 60 m and width 30m.

asked Jun 18, 2021 in Mathematics Form 1 by anony mous

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Solve for x given that ½log29+ log2(5x- 4) = 7

asked Jun 18, 2021 in Mathematics Form 2 by anony mous

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In the figure below, O is the centre of the circle and N is a point on the circumference.

asked Jun 18, 2021 in Mathematics Form 3 by anony mous

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Two variables x and y are such that y varies directly as xn where n is a constant. Given that y = 320 when r=16 and y =2560 when x = 64, find the value of n

asked Jun 18, 2021 in Mathematics Form 1 by anony mous

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The figure below shows a cuboid labelled ABCDEFGU Point O is the mid point of BD. AB 15 cm, BC =8 cm and CF=5 cm.

asked Jun 18, 2021 in Mathematics Form 4 by anony mous

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Expand the expression (1- 3/10 x)5 in ascending powers of x, leaving coefficient as fractions in their lowest form.

asked Jun 18, 2021 in Mathematics Form 3 by anony mous

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1 answer

Given that sin 75° = -6+√2 Simplify 4 Sin75°

asked Jun 18, 2021 in Mathematics Form 2 by anonymous

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The sum of the first two terms of an increasing Geometric Progression (GP) is 20. The sum of the second tem and the third term of the same GP is 30. Determine the common ratio of the GP.

asked Jun 18, 2021 in Mathematics Form 1 by anonymous

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A flour milling company has two types of flour for making porridge, maize flour and millet flour. Maize flour costs Ksh 60 per kilogram and millet flour costs Ksh 90 per kilogram. The milling company makes a new brand of flour by mixing maize flour and millet flour. If the new brand costs ksh 85 per kilogram, determine the percentage of maize flour in the mixture.

asked Jun 18, 2021 in Mathematics Form 1 by anonymous

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The displacement, s metres, of a moving particle after t seconds is given by

asked Jun 17, 2021 in Mathematics Form 2 by anonymous

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The number of students in 40 schools in a certain sub-county were recorded as follows:

asked Jun 17, 2021 in Mathematics Form 2 by anonymous

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The position vectors of points A and B are OA=q21 vector a and OB = q21 vector b .A point M is on AB such that AM = ½AB and a point N is on OB such that ON:NB= 1:

asked Jun 17, 2021 in Mathematics Form 2 by anonymous

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A forest is enclosed by four straight boundaries AB, BC, CD and DA. Point B is 25km on a bearing of 315° from A, C is directly south of B on a bearing of 260° from A and D is 30km on a bearing of 210° from C.

asked Jun 17, 2021 in Mathematics Form 2 by anonymous

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The average speed of a pick-up was 20km/h faster than the average speed of a lorry. The pick-up took 45 minutes less than the lorry to cover a distance of 180 km.

asked Jun 17, 2021 in Mathematics Form 2 by anonymous

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A solid consists of a conical part, a cylindrical part and a hemispherical part. All the parts have the same diameter of 12cm. The height of the cylindrical part is 15cm and the slanting height of the conical part is 10 cm. (Take π = 3.142).

asked Jun 17, 2021 in Mathematics Form 2 by anonymous

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Three business partners, Kosgei, Kimani and Atieno contributed Ksh 1,750,000 towards an investment. Kosgei contributed 20% of the money. Kimani and Atieno contributed the remainder in the ratio 3:5 respective

asked Jun 17, 2021 in Mathematics Form 1 by anonymous

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The figure below shows a quadrilateral ABCD and a mirror line M1M2.

asked Jun 17, 2021 in Mathematics Form 2 by anonymous

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In a 4x400 m relay competition, a team of athletes each completed their round in 45 sec, 43 sec, 44 sec and 45 see respectively. If the race started at 1:35:31 p.m., find the time when the team completed the race.

asked Jun 17, 2021 in Mathematics Form 1 by anonymous

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A vertical electric pole was erected 6.4m from the foot of a vertical fencing pole on the same horizontal level. The fencing pole is 2m high. The angle of elevation of the top of the electric pole from the top of the fencing pole is 30°. Determine the height of the electric pole correct to 1 decimal place.

asked Jun 17, 2021 in Mathematics Form 1 by anonymous

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A chord of a circle, 7 cm long subtends an angle of 60° at the centre of the circle. Detemine the area correct to 2 decimal places, of the major segment of the circle.

asked Jun 17, 2021 in Mathematics Form 1 by anonymous

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