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Number System

Number System
17580 x 1.8 - 13720 x 2.1 = ? x 2.4

1180
1120
1140
1160

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

2.4 x ? = 31644 - 28812 = 2832∴ ? = 2832/2.4= 1180

Number System
Find the nearest to 25268 which is exactly divisible by 467?

25308
25208
25218
25228

ANSWER DOWNLOAD EXAMIANS APP

Number System
Complete the series : 11, 12, 17, 18, 23, 24 ...

12
30
None of these
14

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

None of these

Number System
In an examination, 68% of the total examinees passed. If the number of failures is 248, the total number of examinees is

775
725
640
750

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Failed students are 32% which is 248.∴ Total = 24800/32 = 775

Number System
The product of two consecutive odd numbers is 6723. Find is the greater number.

80
77
83
85

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the first odd number be x.Then, the other odd number would be x + 2.∴ x(x+2) = 6723= x2 + 2x = 6723= x2 + 2x = 6723= x2 + 2x - 6723 = 0= x2 + 83 - 81 x - 6723 = 0= x(x+83) - 81 (x + 83) = 0= (x + 83) (x - 81) = 0= (x + 83) (x - 81) = 0= x - 81 = 0∴ x = 81Hence, greater number = x + 2 = 81 + 2 = 83

Number System
124, 235, 447, 760, 1174, ?

1489
1689
1589
1389

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

+111, +212, +313, +414

MORE MCQ ON Number System

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