STD 7 END OF YEAR 2021 HOMEWORK

MATHEMATICS

DO ALL THE NUMBERS.
1. Write six million, six hundred and sixty thousand, six hundred and six in numbers.

2. What is 24.4993 rounded off to 2 decimal places?

3. What is the H.C.F of 18,27 and 54?

4. Work out 8.43+13.61-14.79 =

5.Find the sum of prime numbers between 50 and 60.

6. What is the value of 348 × 24?

7. What is 20% of 240?

8. What is the circumference of a circle whose radius is 21 cm?

9. A shopkeeper bought a shirt for Ksh 300 and later sold it at Kshs 372. What was his percentage profit?

10. What is the place value of digit 7 in 828.75?

11. Express 0.35 as a percentage

12.  A lorry can carry 975 bags of maize in one trip. How many bags can it carry in 25 trips?

13. After travelling for three hours, Musa arrived home at 8.50.p.mAt what time had he started the journey?

14. Construct a triangle ABC such that side AB=BC=CA. What is the size of angle BCA?

15. What is the next number in the pattern ?  2, 6, 12, 20, 30, ____.

16.  1¹/₂     =

17. 52÷0.4=

18.    (4.28-1.79)+(6-1.08)=

20. 7³/₈ +4⁴/_{8 =}

21. 3¹/₆+ 7¹/_{3 =}

22. A shopkeeper sells a shirt for ksh 450 making a 10% loss. For how much should he he sell the shirt to make a 20% profit?

23. Simplify
       3(2x+5y)+7(x-3y)

Use the graph below to answer Questions 24-26.


24. If the cars in the village are 200, how many buses are there?

25. How many bicycles are in the village?

26. The total number of all vehicles without the train is

27. A car left Bungoma at 7.15 a.m and reached Kampala at 1.15 p.m. How long did the journey take?

28. A cylindrical tank of diameter 5.6 is 3m high. If the tank is half full, how much water in m³ is in it?

29. The mean of 6 boys is 54kg. After the 7th boy is added, the mean becomes 55kg. What is the weight of the 7th boy?

30. Construct a triangle KLM in which KL=LM=MK=5.5 cm. What is the measure of angle LKM in degrees?

31. What is the surface area in cm² of a pipe which is 8m long and has a diameter of 14cm

32. After an increase of 20%, Mwinyi's salary became 6450. What was his salary before the increase?

Use the graph below to answer questions 33 and 34.

33. What percentage of the total is represented by football?

34. The most unpopular activity is

35. What pattern will complete the figure below?

THE END.