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Class 7 Math Olympiad Integers Question 8
A submarine submerges at the rate of 5 m/min. If it descends from 20 m above the sea level, how long will it take to reach 250 m below sea level?
54
64
74
44

Class 6 Math Olympiad Approximations Question 14
The sum of first 7 multiple of 13 is approximately
360
365
370
375

Class 6 Math Olympiad Approximations Question 16
A water tank had 37625 L of water. Of this 7648 L was used up, approximately what quantity of water (rounded of nearest tens) is left in the container now?
30000 L
29983 L
29980 L
29990 L

Class 6 Math Olympiad Approximations Question 15
248.251 ÷ 12.62 × 20.52 = ?
400
450
350
600

Class 6 Math Olympiad Approximations Question 13
Calculate the value 1524.79 × 19.92 + 495.26 to its nearest thousand
33000
34000
31000

Class 6 Math Olympiad Approximations Question 12
Calculate the value (897 + 635 + 468 – 120 – 721) its nearest hundred.
1100
1200
1300
1000

Class 6 Math Olympiad Approximations Question 11
What is the approximate value of (8531 + 6307 + 1093) ÷ (501 + 724 + 396)?
10
7
16
13

Class 6 Math Olympiad Approximations Question 10
Calculate the approximate value of expression. 6885.009 – 419.999 – 94.989
6370
6830
6200
6450

Class 6 Math Olympiad Approximations Question 9
On dividing 93.45 by 0.015, what is the approximate answer?
0.6
60
600
6000

Class 6 Math Olympiad Approximations Question 8
What is the approximate value of 275.0003 × 3.005?
825
830
810
835

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