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1
What is 24 × 17?
A.406
B.408
C.410
D.412
Explanation: 24 × 17 = 408.
2
A man runs 400 meters in 80 seconds. What is his speed in m/s?
A.4 m/s
B.5 m/s
C.6 m/s
D.8 m/s
3
The average of 5 numbers is 20. If a sixth number 30 is added, what is the new average?
A.21
B.22
C.23
D.24
4
If a chair's cost price is Rs. 1200 and it is sold at a profit of 15%, what is the selling price?
A.Rs. 1350
B.Rs. 1380
C.Rs. 1400
D.Rs. 1450
5
The average of 10 numbers is 50. If 5 numbers have an average of 45, what is the average of the other 5?
A.50
B.55
C.60
D.65
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