1. What is the least number to be added to 3115 to make it a perfect square?
1. 15
2. 16
3. 20
4. 21
5. 28
Sol: (4) 21
2. The product of two consecutive even number is 4224. What is smaller number?
1. 66
2. 64
3. 62
4. 56
5. 54
Sol: (2) 64
3. What is 268 times 186?
1. 50128
2. 46256
3. 53298
4. 46625
5. 49848
Sol: (5) 49848
4. If the value of 49a + 49b = 6272, what is the average of a and b?
1. 64
2. 74
3. 84
4. 62
5. 80
Sol: (1) 64
5. The average of 5 consecutive even numbers A, B, C, D and E is 48. What is the product of B and D?
1. 2196
2. 2448
3. 2300
4. 2282
5. 2400
Sol: (2) 2300
6. The cost of 20 chairs and 32 tables is Rs. 9672. What is the cost of 5 chairs and 8 tables?
1. Rs. 2238
2. Rs. 2456
3. Rs. 2682
4. Rs. 2418
5. Rs. 2582
Sol: (4) Rs. 2418
7. If x + y = 25 and xy = 96. What is the value of the sum of squares of x and y?
1. 433
2. 336
3. 282
4. 520
5. 372
Sol: (1) 433
8. In how many different ways can the letters of word 'WORD' be arranged?
1. 6
2. 12
3. 24
4. 60
5. 120
Sol: (3) 24
9. 24 women can complete a piece of work in 26 days. In how many days can 8 women do the same piece of work?
1. 96
2. 84
3. 68
4. 54
5. 78
Sol: (5) 78
10. A canteen requires 11 dozen bananas per day. How many bananas will it require for 6 weeks?
1. 5544
2. 462
3. 468
4. 5616
5. 5522
Sol: (1) 5544
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MAHENDRA GURU