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Number System

Number System
(2560 x 1.4) +(7400 x 0.6) =?

7234
6543
9160
8024

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

8024

Number System
?125÷5x ?=6265

124
1452
153
1253

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

1253

Number System
Which number should replace question mark (?) in the following equation ? ?/342 = 38/?

116
112
114
118

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

(?)² = 342 x 38Therefore, ? = √342 x 38 = √38 x 9 x 38 = 38 x 3 = 114

Number System
If (72)² is subtracted from the square of a number, the answer thus obtained is 4617. What is the number ?

99
103
92
95

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

x² - (72)² = 467Therefore, x² = 4617 + 5184Therefore, x² = 9801  Therefore, x = 99

Number System
On dividing a number by 68, we get 269 as quotient and 0 as remainder. On dividing the same number by 67, what will be the remainder?

2
3
1
0

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Number = 269 * 68 + 0 = 1829267) 18292 (273       18291         --------                1Required number = 1.

Number System
The sum of the numbers is 264. If the first number be twice the second and third number be one-third of the first, then the second number is:

48
84
72
54

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the second number be x. Then, first number = 2x and third number = 2x/3.2x + x + 2x/3 = 26411x/3 = 264x = 72

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