Recent questions without an upvoted answer

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Triangle A(−4, 1),B(−2, 2) and C(−3,3) is mapped onto AlBlCl by enlargement scale factor −1 centre (0,3). On the grid provided draw the triangle ABC and its image AlBlCl. State the co-ordinates of AlBlCl

asked Jun 30, 2021 in Mathematics Form 2 by anony mous

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In the figure below ABCDEFGH is a frustum of a right pyramid. The altitude of the frustum is 2cm

asked Jun 30, 2021 in Mathematics Form 2 by anony mous

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Two towns A and B are 365km apart. A bus left town A at 8;15a.m and travelled towards town B at 60km/hr. At 9.00a.m a car left town B towards town A at a speed of 100km/hr. The two vehicles met at town c which lies between town A and B.

asked Jun 30, 2021 in Mathematics Form 2 by anony mous

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The table below shows marks scored by 140 candidates in a test.

asked Jun 30, 2021 in Mathematics Form 2 by anony mous

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Evaluate without using mathematical table or calculator. (3 marks)

asked Jun 30, 2021 in Mathematics Form 1 by anony mous

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Use reciprocal and square root tables to evaluate √0.007056 + 3/23.4 to 4 decimal places (3 marks) 23.4

asked Jun 30, 2021 in Mathematics Form 2 by anony mous

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From a ship C, a lighthouse A is 20km away on a bearing of 060°,while a lighthouse B is 30km on a bearing of 300°. Calculate the direct distance between the light houses to 3 sf.

asked Jun 30, 2021 in Mathematics Form 1 by anony mous

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When aero plane left town P (65º N,15º E) to another town Q (65º N,165º W) at a speed of 200 knots using the shortest route. Take π = 22/7 and radius of the earth R= 6370 km.

asked Jun 30, 2021 in Mathematics Form 1 by anonymous

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Water flows through a cylindrical pipe of diameter 4.2cm at a speed of 50m/minute. Calculate the volume of water delivered by pipe per minute in litres.

asked Jun 30, 2021 in Mathematics Form 1 by anony mous

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The probability of James, Tyson and David passing an examination are 4/5,3/4 and 2/3 respectively. Find the probability that in one attempt:

asked Jun 30, 2021 in Mathematics Form 4 by anonymous

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In a certain hospital, patients are treated by two doctors in consultation rooms. On average, one doctor takes 3 minutes while the others takes 5 minutes to treat a patient. If the two doctors start to treat patients at the same time, find the shortest time it takes to treat 200 patients.

asked Jun 30, 2021 in Mathematics Form 1 by anony mous

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The table below shows taxation rates in Kenya

asked Jun 30, 2021 in Mathematics Form 3 by anonymous

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Given A(2,7), B(−6,−21) and C(1,3.5). Show that the points A,B and C are collinear.

asked Jun 30, 2021 in Mathematics Form 3 by anony mous

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Three machines A, B and C are set to work together. A working alone takes 6 hours to complete the work; B takes 8 hours while C takes 12 hours. All the three machines started working at the same time. 40 minutes later machine A broke down. B and C continued for another 1 hour before B ran out of fuel and therefore stopped working for 20 minutes while C continued. If B resumed working after 20 minutes, calculate the:

asked Jun 30, 2021 in Mathematics Form 1 by anonymous

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Solve the inequality hence list the integral values of x satisfying the inequality.

asked Jun 30, 2021 in Mathematics Form 1 by anony mous

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An industrialist has 460 litres of a chemical which is 75% pure. She mixes it with a chemical of the same type but 90% pure so as to obtain a mixture which is 78% pure. Find the amount of the 90% pure chemical used.

asked Jun 30, 2021 in Mathematics Form 1 by anonymous

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Simplify completely

asked Jun 30, 2021 in Mathematics Form 1 by anony mous

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Given that q=7x express the equation 72x − 1 + 6 × 7x − 1 =1 interval of q.Hence or otherwise,find the value of x in the equation 72x − 1 + 6 × 7x − 1 =1.

asked Jun 30, 2021 in Mathematics Form 1 by anony mous

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The triangle ABC has vertices A (1, 2), B (2, 1) and C (2, 3). AI BI CI is the image of ABC under transformation given by the matrix

asked Jun 30, 2021 in Mathematics Form 3 by anonymous

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The line whose equation is 2x − 3y=12 cuts the x-axis and y-axis at A and B respectively. Find the equation of the line equidistant from A and B.

asked Jun 30, 2021 in Mathematics Form 2 by anony mous

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