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Class 7 Mathematics revision questions and answers Set 3
Write #19 18/40# as a decimal.
A. 0.1945
B. 194.5
C. 19.45
D. 19.5
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1.
Which one of the following is 80080080 in words. A. Eighty million eighty thousand and eighty. B. Eighty million eight hundred and eight. C. Eighty million eight hundred thousand and eighty. D. Eighty million eight thousand and eighty
2.
What is the total value of digit 5in the number 8950403? A. Ten thousand B. 50000 C. 5000 D. Thousands
3.
The mass of six books were recorded as follows: 1.42kg, 1.35kg, 1.40kg,1.50kg, 1.35kg and 1.38kg. What was the mean mass of the books? A. 1.4kg B. 1.39kg C. 1.35kg D. 1.41kg
4.
Mulesi bought 12 bags of potatoes at sh 200 per bag. She spent sh 300 on transport. The potatoes in two bags got spoilt and she sold the rest at sh 420 per bag. How much profit did she make? A. Sh 2700 B. Sh 2640 C. Sh 2340 D. Sh 1500
5.
How many times is the LCM of 8 and 12 greater than their GCD? A. 24 B. 6 C. 4 D. 20
6.
What is #21div# 8 correct to 2 decimal places? A. 2.62 B. 2.65 C. 2.60 D. 2.63
7.
A rectangular container measures 100cm by 80cm by 60cm.What is the capacity of the tank when full in litres? A. 480l B. 4800l C. 48000l D. 480000l
8.
What is the product of the faces and edges of a cube? A. 18 B. 72 C. 48 D. 36
9.
A distance of a road 6400m is represented on a map by a line measuring 4cm. what is the scale on the map? A. 1:6400 B. 1:160000 C. 1:1600 D. 1:16000
10.
The area of a right- angled triangular manila paper is #180cm^2#. If the height of the paper is 9cm, what is the length of the base of the paper? A. 40cm B. 4cm C. 41cm D. 25cm
11.
Khalwale bought a bull for sh 24000 and later sold it at sh 30000. What was his percentage profit? A. 20% B. 25% C. 6% D. 30%
12.
Kasai stays 2km away from school. He goes to school in the morning and returns to lunch and goes back to school for afternoon classes. How many kilometres does he cover from Monday to Friday? A. 8km B. 30km C. 20km D. 40km
13.
25% represents 150 bottles of milk. How many bottles of milk are represented by 100%? A. 600 B. 360 C. 450 D. 300
14.
A vegetable garden has an area of #361m^2#. If the garden is square in shape, what is the perimeter of the square garden? A. 19m B. 76m C. 95m D. 38m
15.
Write #19 18/40# as a decimal. A. 0.1945 B. 194.5 C. 19.45 D. 19.5
16.
A cylindrical tank has a diameter of 2.8m and a height of 5m. What is the capacity of the tank in litres? A. 30.8 B. 30800 C. 308 D. 3080
17.
Were takes #2 1/4# hours to walk from home to the market. If his average speed is 4km/h, what is the distance from home to the market? A. 4km B. 9km C. 8km D. 18km
18.
A pick- up is loaded with 800 packets of milk. If each packet weighs 500g, what is the mass on the pick-up in kilograms? A. 4000000 B. 40000 C. 4000 D. 400
19.
How many groups of thousands represent the value of digit 6 in the number 867942? A. 60000 B. 600 C. 6000 D. 60
20.
The diagonal of a rectangular piece of paper is 13cm. If the length of the paper is 12cm, what is the width of the paper? A. 5cm B. 7cm C. 8cm D. 9cm
21.
What is the 49894 rounded off to the nearest thousands? A. 50000 B. 49000 C. 49900 D. 49890
22.
Work out #(p^2+k)/(r+2k)# When p=3, k=p+n, r=5 and n=r-3. A. 4 B. #1 1/15# C.#11/15# D.#14/15#
23.
What is the value of x in 3x-1=x+7 A. 16 B. 4 C. 3 D. 2
24.
In a farm there were 800 cows. During the drought, the number of cows decreased by 8%. How many cows survived the drought? A. 64 B. 100 C. 700 D. 736
25.
Kabake is three times as old as her son. The difference in their ages is 36 years. How old will the son in 10 years time? A. 18years B. 28years C. 46years D. 64years
26.
The cost of a story book is 3 times that of a pen and sh 90 less than the cost of a novel. The total cost of the three items is sh 930. What is the cost of the pen? A. Sh 310 B. Sh 360 C. Sh 120 D. Sh 450
27.
The marked price of a baby coat is sh 3585. Karimi bought it on hire purchase terms by paying a deposit of sh 1460 and 7 monthly installments of h 375 each. How much more than the marked price did she pay? A. Sh 4085 B. Sh 500 C. Sh 1050 D. Sh 2125
28.
In a class of 45 pupils, each pupil takes 2 dl of milk everyday. How many litres of milk do they drink altogether in 5 days? A. 45 litres B. 90l C. 450l D. 4500l
29.
The price of cooking oil in shop was sh 400. The price was later increased by 25%. What was the new price of the oil? A. Sh 425 B. Sh 500 C. Sh 300 D. Sh 480
30.
The marked price of a bicycle is sh 6500. Wanga bought it after getting a 10% discount. How much did he pay for the bicycle? A. Sh 5500 B. Sh 7250 C. Sh 5850 D. Sh 7150
31.
A drum holds 50 litres of soda. If the soda is repacked into half litre bottles, how many such bottles are filled with soda? A. 25 B. 100 C. 60 D. 40
32.
A train left Eldoret on Monday at 1445h and took 9 h 30min to reach Nairobi Railway section Station. What day and time did it reach Nairobi? A. 0015h Monday B. 0015h Tuesday C. 2415h Monday D. 2375h Tuesday
33.
12 men can do a piece of work in 9 days. How many more men are required to complete the same work in 6 days? A. 6 B. 18 C. 12 D. 10
34.
The ratio of girls to boys is 3:2. If the class has 35 pupils, how many more girls than boys are there in class? A. 5 B. 21 C. 7 D. 14
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