Form One Mathematics Question Paper

Form One Mathematics

Course:Mathematics

Exam Year:2012

ST. BENARD SECONDARY SCHOOL
END OF TERM 1 EXAMINATION 2012
FORM 1
MATHEMATICS
TIME: 2HRS.
1.Evaluate: 5x6 + (-76) ?÷ 4 + 27 ÷ 3 (4mks)
(- 15) ÷ 3 x (- 4)
2.Express the first quantity as a fraction of the second.
100g, 600g (1mk)
150kg, 15tonnes (2mks)
45 m / s, 60km/h (3mks)

3.Simplify the algebraic expression given by:
-2 {-x – 2a – (a-x)} (3mks)

4. A number n is such that when it is divided by 27, 30 or 45 the remainder is always 3. Find
L.C.M of 30, 27 and 45 (3mks)
Find the value of n (1mk)
Obtain the G.C.D of the numbers: 27, 30 and 45 (2mks)

5.Mr. Kebu spends 1 / 8 of his monthly salary in school fees and a third of the remainder on rent.
He spends 3 / 4 of what remains after paying school fees and rent on food. If he is left with Ksh.
1470, calculate his monthly salary. (4mks)

6.Find the square of the following numbers using mathematical tables.
6.127 (2mks)
30.54 (3mks)

7.Express the recurring decimals into fractions.
0.(13) ¨ (2mks)
3.(24) ¨ (3mks)

8.Express the following numbers as products of prime factors hence find their square roots.
324 (3mks)
64 (2mks)

9.A matatu charges sh. 150 as fare from town A to town B. it has a capacity of 14 passengers.
Find the total collection in one round – trip ( a to and from journey) ( 2 mks)

10.The distance between the town is 84 km and the cost of petrol is Ksh. per litter. If the matatu consumes 1 litter for a very 7 kilometers.

Find
The total number of liters used. ( 2 mks)
The amount spent on petrol. If the matatu’s total fare collected is used to pay for petrol. Find the amount left after deduction of petrol money. (3 mks)

11.Test whether the following number are divisible by the digit in brackets.
1842 (3) (2 mks)
8260 439 (11 ) (3 mks)
Use the number line to evaluate :
6+ 5 – (-2) (2 mks)
-7 + 8 – 3 (2 mks)

Evaluate : 1/8 of 1/3 ÷ 1/6 x 5/12 (4 mks)

1 ¾ + ¼ ÷3/5
Arrange the following fraction ascending order (3 mks)
6/10, 9/4, 11/5, 25/60

12.Three bells ring at intervals of 30 minutes, 45 minutes, and 60 minutes. If they were rang for the second time at 6:30 am. Find:
The first time they were rang together. (3 mks)
The next time they will be rang together. ( 2 mks)

13.A vegetable vendor had 1348 cabbages. He sold 750 on the first day and 240 on the second day. He added 462 to the remaining stock on the third day.
How many cabbages did he have at the end? (2 mks)
If he sold all the cabbages at an average cost of sh. 12 how much money did he collect? (2mks)

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