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Number System

Number System
732.96 + 405.38 - 604.08 - 105.44 + 222.86 = ?

651.68
621.68
631.68
641.68

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 1361.20 - 709.52 = 651.68

Number System
If a number is multiplied by. three-fourth of itself, the value thus obtained is 10800. What is that number ?

120
260
60
180

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number be x.∴ x x 3x/4 = 10800= x² = 10800 x 4/3 = 14400∴ x = √14400 = 120

Number System
36% of 850+? % of 592 = 750

50
25
12.5
75

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

75

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

382880
362880
392880
372880

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

Number System
If 2^(2x-1) = 8^(3-x), then the value of x is:

5
9
2
6

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

2

Number System
Two numbers have a H.C.F of 16 and a product of two numbers is 2560. Find the L.C.M of the two numbers?

150
140
160
170

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

L.C.M of two numbers is given by(Product of the two numbers) / (H.C.F of the two numbers) = 2560/16 = 160.

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