KCSE MATHEMATICS QUESTIONS AND SOLUTIONS ~ Topically Analyzed
Form 3 Mathematics
A school planned to buy x calculators for a total cost of Kshs 16 200. The supplier agreed to offer a discount of Kshs 60 per calculator. The school was then able to get three extra calculators for the same amount of money.
a) Write an expression in terms of x, for the: i) Original price of each calculator. ii) Price of each calculator after the discount b) Form an equation in x and hence determine the number of calculators the School bought. c) Calculate the discount offered to the school as a percentage
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Form 4 Mathematics
The diagram below shows a straight line intersecting the curve y = (x-1)2 + 4
At the points P and Q. The line also cuts x-axis at (7,0) and y axis at (0,7)
Form 3 MathematicsDuring a certain motor rally it is predicted that the weather will be either dry (D) or wet (W). The probability that the weather will be dry is estimated to be 7/10. The probability for a driver to complete (C) the rally during the dry weather is estimated to be 5/6. The probability for a driver to complete the rally during wet weather is estimated to be 1/10. Complete the probability tree diagram given below.
What is the probability that:-
Form 3 Mathematics
A house is to be sold either on cash basis or through a loan. The cash price is sh.750,000. The loan conditions area s follows: there is to be down payment of 10% of the cash price and the rest of the money is to be paid through a loan at 10% per annum compound interest.
A customer decided to but the house through a loan.
Related Questions and Answers on Commercial Arithmetic IIForm 4 MathematicsForm 2 Mathematics
In the figure below (not drawn to scale), AB = 8cm, AC= 6cm, AD= 7cm, CD= 2.82 cm and angle CAB =500
Calculate, to 2 decimal places
a) The length BC, b) The size of angle ABC, c) The size of angle CAD, d) The area of triangle ACD b) Express vector NM in terms of OB
OP = OM + 2 MN, find the coordinates of P.
Form 2 MathematicsForm 1 Mathematics
Abdi sold a radio costing Kshs 3 800 at a profit of 20%. He earned a commission of 22 ½ 5 on the profit. Find the amount he earned.
Form 1 Mathematics
The diagonals of a rhombus PQRS intersect at T. Given that p(2,2), Q(3, 6 ) and R(-1, 5):
a) Draw the rhombus PQRS on the grid provided; b) State the coordinates of T. Form 3 Mathematics
Give the equation: Sin (3x + 300) = sq root 3 , for 00 ≤ x ≤ 900
Form 2 Mathematics
An electric pole is supported t stand vertically on a level ground by a tight wire. The wire is pegged at a distance of 6 metres from the foot of the pole as shown.
The angle which the wire makes with the ground is three times the angle it makes with the pole.
Calculate the length of the wire to the nearest centimeter. Form 1 MathematicsForm 2 Mathematics
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.
Form 2 Mathematics
A line which joins the points a (3, k) and B (-2, 5) is parallel to another line whose equation is 5y + 2x = 10
Find the value of k. Form 1 Mathematics
A watch which loses a half-minute every hour was set to read the correct time at 05 45 h on Monday. Determine the time in the 12- hour system, the watch will show on the following Friday at 19 45h
Form 2 MathematicsForm 3 MathematicsForm 4 MathematicsGiven the curve y = 2x3 + ½x2 – 4x + 1. Find the:
Form 2 Mathematics
A bus traveling at an average speed of 63 km/h left a station at 8.15 a.m. find the average speed of the car.
Form 1 MathematicsForm 3 Mathematics
The table below shows values of x and some values of y for the curvey = x +3+3x2+-4x-12 in the range -4 ≤ x ≤ 2.
a) Complete the table by filling in the missing values of y.
b) On the grid provided, draw the graph y=x3 + 3x2+ -4x – 12 for -4 ≤ x ≤ 2.Use the scale. Horizontal axis 2cm for I unit and vertical axis 2cm for 5 units.
c) By drawing a suitable straight line on the same grid as the curve, solve the equation x3+3x2-5x-6=0 |
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