Monday, 04 July 2022 06:36

# Mathematics Questions and Answers - Standard 7 Term 2 Opener 2022 Set 2

QUESTIONS

1. Which one of the following is 16245005 in words?
1. Sixteen million two forty five thousand and five
2. One million six hundred and twenty four thousand five hundred and five
3. Sixteen million two hundred and forty five thousand and five
4. Sixteen million two hundred and forty five thousand five hundred
2. How many groups of thousands are there in the value of digit 4 in the number 645937?
1. 40000
2. 4000
3. 400
4. 40
3. What is the HCF of 36, 48 and 12?
1. 6
2. 12
3. 144
4. 24
4. What is the value of 2.5555 +2.4444 rounded off to the nearest thousandths?
1. 5.000
2. 5
3. 5.00
4. 4.999
5. How many days are there from 2nd January to 6th April in the year 2012?
1. 97
2. 96
3. 95
4. 94
6. What is the place value of digit 9 in the number 65973?
1. Thousands
2. Hundreds
3. Tens
4. 900
7. What is the next number in the series below.
11/3211/16 , 13/8 , 2¾
8. Which one of the following number is divisible by 11?
1. 9880
2. 7226
3. 966
4. 6578
9. Work out: 5.12 x 4.2 x 0.95
0.19 x 0.14 x 32
1. 0.24
2. 2.4
3. 24
4. 240
10. What is the circumference of the figure below? 1. 66cm
2. 132cm
3. 33cm
4. 42cm
11. What is the area of the shaded part in the figure below? 1. 1152cm2
2. 660cm2
3. 576cm2
4. 492cm2
12. Simplify: ¼(32x + 16y) - 2(2x - 4y)
1. 4x + 12y
2. 4x - 4y
3. 4x-12y
4. 4x + 4y
13. In a class, 25% of the pupils are boys. If there are 80 pupils altogether. How many more girls than boys are there?
1. 20
2. 40
3. 60
4. 10
14. Mary slept for 5 hours. If she slept at2245h rs. At what time did she wake up?
1. 3.45am
2. 3.45pm
3. 1745hrs
4. 1545hrs
15. Find the square root of 149/576
1. 24/25
2. 17/24
3. 11/24
4. 11/25
16. In the figure below, what is the measure of angle DBC? 1. 100°
2. 80°
3. 130
4. 150°
17. In a school there were 560 pupils, 5% of the pupils transferred. The remaining pupils were given 6 exercise book each. How many books were given altogether?
1. 3360
2. 3528
3. 532
4. 3192
18. What is the value of x in the equation?
2/5x + 11 = 31
1. 105
2. 50
3. 8
4. 164/5
19. The area of the square below is 12¼mFind it's perimeter. 1. 3½m
2. 7m
3. 14m
4. 49m
20. There are 34 pupils in a class. Each pupil is given 2-2dl packets of milk twice per week. How many litres of milk does the pupils take in two weeks?
1. 27.2
2. 13.6
3. 54.4
4. 108.8
21. A bicycle wheel has a diameter of 56cm. It makes 4000 revolutions. What distance did it cover?
1. 704km
2. 7.04km
3. 704000km
4. 70.4km
22. Given that k = 4, b = 5 and w = 2, work out the value of
4k + w
2b - 1
1. 2
2. 1
3. 16
23. The rectangular tank below measures 0.4m by 0.5m by 60cm. What is its capacity in litres? 1. 012
2. 12
3. 120
4. 12000
24. Teressia sold a pair of trousers for sh. 1200 making a profit of 20%. How much was the profit?
1. sh. 1000
2. sh. 100
3. sh. 400
4. sh. 200
25. A rectangular photograph measuring 15cm by 20cm was put on a frame leaving a uniform margin of 2cm all around. What is the area of the margin?
1. 300cm2
2. 74cm2
3. 156cm2
4. 456cm2
26. A pupil constructed a figure with the following properties
1. All the sides are equal
2. All angles are equal
3. The sum of all interior angles add upto 180°
The figure is likely to be
1. square
2. right angled
3. equilateral triangle
4. isosceles triangle
27. After paying sh. 16000 for a machine, Mugo was told he is remaining with 20% to clear all the money for the machine. How much was the total price for the machine?
1. sh. 20000
2. sh. 3200
3. sh. 19200
4. sh. 4000
28. In the figure below line AB is parallel to line CD What is the measure of angle MWN?
1. 50°
2. 60°
3. 70°
4. 130°
29. Salim is 5 years older than his sister Maria. If Maria is w years old now, what will be their sum ages 5 years to come?
1. 2W + 15 years
2. 2w + 10 years
3. 2w + 5 years
4. W + 10 years
30. A farmer used a rope 14m long to tie his goat for grazing on a piece of land. What is the possible longest distance can the goat cover after going round once?
1. 616m
2. 28m
3. 154m
4. 88m
31. Work out 33/5 x (22/31/3 ÷ 1/6
1. 814/15
2. 22/2
3. 123/2
4. 482/5
32. Work out:   L     dl   ml
x 158  80   5
1. 751 40dl 400ml
2. 751 4401
3. 791 4d
4. 791 4dl 4mi
33. A farmer harvested 120 bags of maize. He sold 50% of the bags and donated 20 bags to the orphans. How many bags of maize did he remain with?
1. 30
2. 40
3. 60
4. 20
34. Stanley bought the following items from a shop
3 packets of milk at sh. 50
1½ kg of sugar @ sh. 120
2-2kg packets of flour at sh. 110
3 bars of soap for sh. 330
How much did he pay for the items
1. sh. 880
2. sh. 1540
3. sh. 1100
4. sh. 780
35. A shopkeeper had 2 tonnes of sugar. He repacked all the sugar into small bags of 35kg each. How many full bags did he fill with the sugar?
1. 571/7
2. 67
3. 58
4. 57
36. A trader sold an item for sh. 2500 making a profit of sh. 500. What was the percentage profit?
1. 20%
2. 25%
3. 30%
4. 162/3
37. The perimeter of the rectangle below is 280m. The length measures 80m. What is its area in ares? 1. 96
2. 4800
3. 48
4. 60
38. Supaki read 2/5 of a book on Monday, 1/on Tuesday and the rest on Wednesday. If the book had 150 pages. How many pages did he read on Wednesday?
1. 110
2. 40
3. 60
4. 90
39. Construct triangle ABC where line AB = 7cm, BC = 8cm and angle BAC = 70°. What is the measure of angle BCA?
1. 124°
2. 130°
3. 50°
4. 56°
40. Convert 1/6 into decimal and round it off to 3 decimal places.
1. 1.667
2. 0.167
3. 0.166
4. 1.666
41. The area of the triangle below is 60m2. What is its perimeter if the base line is 8m?
1. 15m
2. 60m
3. 23m
4. 40m
42. The distance from Nairobi to Thika is 120km. A vehicle left Nairobi at 8.30am and arrived Thika at 10.00am. What was its speed in km/h?
1. 120km/h
2. 1½km/h
3. 80km/h
4. 90km/h
43. The volume of a cuboid is 96cm'. It has a square base measuring 4cm. What is its height?
1. 24cm
2. 12cm
3. 8cm
4. 6cm
44. Arrange 4/57/105/6  and 11/15 in an ascending order.
1. 5/4/511/15 7/10
2. 7/10 11/15 4/55/6
3. 4/55/6 , 7/10 11/15
4. 11/15 7/10 5/4/5
45. Find the area of the figure below in m2 1. 264
2. 68
3. 132
46. A length of 2.5km was represented on a map by a line of 5cm. What was the scale used?
1. 1:5000
2. 1:50000
3. 1:500000
4. 125000
47. The pie chart below shows how Tinina used his 9.6 hectares of land. How many hectares of land are used to grow potatoes?
1. 2.4
2. 0.24
3. 3.6
4. 4.8
48. What is the sum of vertices, edges and faces of an open cuboid?
1. 26
2. 25
3. 27
4. 18
49. The table below shows the number of boys and girls absent in a class of 48 pupils in one week.
 Days Mon Tue Wed Thu Fri Boys 2 3 4 5 5 Girls 2 3 2 4 5
Which day had the least number of pupils present?
1. Monday
2. Tuesday
3. Friday
4. Thursday
50. The graph below shows the journey of a motorist from town K to town M. How many kilometres did he cover between 11.00am and 2.30pm?
1. 300km
2. 100km
3. 200km
4. 150km ## MARKING SCHEME

 C D B A B B A D C B D A B A C A D B C C B A C D C C A C A D B C B A D D C B D B D C D B A B A B C C