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Number System

Number System
A number when, 28 subtracted from it reduces to its one third. What is the value of 50% of that number?

42
24
84
21

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

2/3 x = 28 => x = 4242 * 1/2 = 21

Number System
In how many different ways can the letters of the word FORMULATE be arranged ?

362880
382880
392880
372880

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

No. of letters = 9!                       = 9*8*7*6*5*4*3*2*1                       = 362880

Number System
Which is the largest fraction among the following ?

12/13
21/23
24/25
21/22

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

21/23 = 0.913,12/13 = 0.92323/25 = 0.92, 21/22 = 0.9545, 24/25 = 0.96

Number System
7432 ÷ 32 x ? = 2787

21
41
78
12

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

7432/32 x ? = 2787= ? = 2787 x 32/7432 = 12

Number System
What is 846 times 323 ?

293798
283298
264258
273258

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

846 x 323 = 273258

Number System
(12.11)2 + (?)2 = 732.2921

17.2
24.2
20.2
14.2

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

24.2

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