Solution Class 3 Set 1

CLASS 3 SET-1

HINTS AND SOLUTIONS 1.

(A) : Total number of buttons = 15 Number of shirts = 3

Meena picked = 3 × 2 = 6 flowers

Number of buttons to be stitched on one shirt

Kirti picked = 5 × 2 = 10 flowers

= 15 2.

18. (A) : Jishu : Jishu picked = 4 × 2 = 8 flowers

¸

\

3= 5

(B): Total number of identical squares of 1 type =9 Number of unshaded squares of same type = 4 Required fraction =

3. (B)

4 9

Total number of flowers picked = 8 + 6 + 10 = 24

19. (B): 8 (B): 8 tens 4 ones = 84, 2 tens = 20 \

84 – 20 = 64

20. (C):

4. (C) = 5 × 3 = 15

5. (A) 100 = 30 + 70 6.

(A) :

121

141

+20 7.

161

+20

9.

181

+20

201

+20

221

+20

241

+20

261

+20

(A) : 1st

8.

= 5 plants

2nd 3rd

(C): 15 (C): 15 + 10 + 15 + 10 + 15 + 10 + 15 + 10 + 15 + 10 + 15 + 10 + 15 + 10 + 15 = 190 m (A) : Number of

10. (C) (C )

=5

21. (D):  (D):  12 toffees have to be divided among 2 children \ One child will get = 12  ¸  2 = 6 toffees 22. (A) : Number : Number of total crayons = 4 Number of blue crayon = 1 1 Required fraction = 4 23. (D): (A)

11. (B)

(B) 10 equal pieces

5 equal pieces

12. (B): Length (B): Length of the string = 74 cm Length of the ribbon = 74 + 38 = 112 cm 13. (D): 497

498

499

500

501

(C)

(D) 2 equal pieces

502

20 equal pieces

+1 +1 +1 +1 +1 14. (B) :  :  The time between 6 : 10 to 9 : 40 is 3 hours 30 mins.

24. (C): Height (C): Height of Raj = 52 inches Height of Mohit = 43 inches \ 52 > 43

15. (C)

25. (B)

16. (C):  (C):  P = 2 × 8 = 16, Q = 95 ¸ 5 = 19, R = 100 + 4 = 104, S = 25 × 4 = 100

26. (C): Number (C): Number of baseball cards = 80 Number of cards sold = 40 Half of the total cards = 80 ¸ 2 = 40

17. 17. (C) : 5602 = 5 × 1000 + 6 × 100 + 0 × 10 + 2 × 1 = 5000 + 600 + 2 Class 3

27. (D): Time (D): Time taken to complete one round = 30 mins 1

Time taken to complete 2 rounds = 30 × 2 = 60 mins = 1 hr  28. (D): Number of balloons blown away = 17 Number of balloons left = 7 \

Total number of balloons he originally had = 17 + 7 = 24

29. (B): Number of boxes = 6 Number of cookies in each box = 10 \ Total number of cookies = 6 × 10 = 60 Number of boxes sold = 2 Number of cookies sold = 2 × 10 = 20 \ Number of remaining cookies = 60 – 20 = 40 30. (B): Number of parrots = 10 Number of legs each parrot has = 2 \ Total number of legs = 10 × 2 = 20 31. (A) : Total number of points of Team A = 320 + 610 = 930 Total number of points of Team B

Team B scored 980 – 930 = 50 more points than Team A. \

32. (B): Number of flowers in one bunch = 20 Total number of bunches = 5 + 2 = 7 \ Total number of flowers = 20 × 7 = 140 33. (B):  The maximum number of balls is of yellow colour. Hence, yellow colour ball will come out the maximum number of times. 34. (A) : Number of markers Aryan gave to Bobby = 15 Number of markers Bobby now has = 19 Initial number of markers Bobby had = 19 – 15 = 4 35. (B): 2

6

4

Greatest possible 3 digit number formed = 642 Smallest possible 3 digit number formed = 246 Difference between the greatest and the smallest number formed = 642 – 246 = 396

= 590 + 390 = 980

2

Class 3