| 1 |
Out of the 44 boys in a class 9 are of the age of 10, 15 at the age of 9, and the rest are at the age of 8. Find their average age. |
7.85
8.75
12.2
14.35
|
| 2 |
A man bought 27 packets of Chilli Milli at $280 each, 9 packets of Chilli Milli at $320 each and 6 packets of Chilli Milli at $360 each. Find the average price per packet of Challi Milli. |
$250
$300
$400
$380
|
| 3 |
The average height of a class of 14 boys is 5.3 feet. After new boy is admitted to the class, the new average height now becomes 5.25. What is the height of the new boy? |
4.55
5.0
6.0
3.5
|
| 4 |
A and B can do in 6 days. If A does the job alone he takes 10 days. What will be the time required by B to complete the job alone? |
8
6
15
3
|
| 5 |
The average of x, y , z and 40 is 10. What is the average of x, y and z. |
10
0
2
15
|
| 6 |
Find the arithmetic mean of 25.2, 13.5, 18.5, and 34.8 |
13
23
27
5
|
| 7 |
A clerk filed 73 forms on Monday, 85 forms on Tuesday, 54 on Wednesday, 92 on Thursday and 66 on Friday. What was the average number of forms filed per day? |
50
95
84
74
|
| 8 |
If a pipe can fill a tank in 2 hours and another pipe can fill the same tank in 40 minutes. How much time in minutes is needed to fill the tank if both the pipes are working together? |
90
50
60
30
|
| 9 |
Mr. Kashif got an average of 50 in 6 tests. What should he get in the next to attain the average of 60? |
120
60
100
70
|
| 10 |
|
1.425
1.585
1.330
0.750
1.750
|
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