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Number System

Number System
(444 x 44 x 4) ÷ 40 ?

1953.6
1853.6
2153.6
2053.6

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 444 x 44 x 4/40 = 1953.6

Number System
Sum of the digits number is 8 and their product is 12. Find the difference between the digits?

2
6
None
4

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

x + y = 8xy = 12(x – y)2 = (x + y)2 – 4xy (x – y)2 = 64 – 48 => (x – y) = 4

Number System
148 x 3.75 x 4 = 111 x ?

17
24
20
19

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 148 x 3.75 x 4/111 = 20

Number System
(1024—263—233)÷(986—764— 156) =?

6
8
10
None of these

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

8

Number System
The sum and the product of two numbers are 25 and 144 respectively, the difference of the number is?

11
3
5
7

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

x + y = 25xy = 144(x- y)2 = (x + y)2 – 4xy(x- y)2 = 625 – 576 => (x – y) = 7

Number System
The difference of two numbers is 1365. On dividing the larger number by the smaller, we get 6 as quotient and 15 as remainder. What is the smaller number?

240
270
295
360

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the smallest number be x.Then larger number = (x + 1365)x + 1365 = 6x + 15= 5x = 1350 x = 270Smaller number = 270.

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