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Number System

Number System
64% of 2650+40% 0f 320=?

1824
2096
1578
1247

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

1824

Number System
The product of two consecutive odd numbers is 4623. What is the product of the next two consecutive odd numbers ?

5183
7745
8795
6782

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

√4623 = 6767 x 69 = 4623∴ Required product = 71 x 73                               = 5183

Number System
The square root of 0.0081 is:

0.9
0.91
0.09
0.009

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

0.09

Number System
Sum of two consecutive even terms lacks by 98 from their product. Find the sum of these number

18
32
24
None

ANSWER DOWNLOAD EXAMIANS APP

Number System
Of the three numbers, second is twice the first and is also thrice the third. If the average of the three numbers is 44, the largest number is

44
72
38
56

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

72

Number System
What is the sum of all the composite numbers up to 20?

132
130
128
131

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

4 + 6 + 8 + 9 + 10 + 12 + 14 + 15 + 16 + 18 = 132

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