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Number System

Number System
4.78% of 1255 + 3.24% of 440=0.5% of ?

11849
14849
13849
12849

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

0.5 x ?/100 = 4.78 x 1255/100 + 3.24 x 440/100= 59.989 + 14.256∴ ? = 74.245 x 100/0.5 = 14849

Number System
How many words can be made using the letters of the word "BHAG WADGITA" if all the vowels come together and all the consonants come together ?

20160
40160
30160
10160

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

No. of words = l2  l4  l7  / l3  l2  = 20160

Number System
7432 ÷ 32 x ? = 2787

21
78
12
41

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

Number System
If the sum of four consecutive numbers is 370, which the following is the third lowest number among them

91
92
89
90

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the four consecutive numbers be x, (x + 1), (x + 2), (x + 3) thenx + (x + 1) + (x + 2) + (x + 3) = 370= 4x + 6 = 370∴ x = 364/4 = 91∴ third lowest number among them = x + 1= 91 + 1 = 92

Number System
What is 432 times 119 ?

52408
51408
53408
50408

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

No. 432 x 119 = 51408

Number System
The product of two consecutive odd numbers is 6723. Find is the greater number.

80
77
83
85

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the first odd number be x.Then, the other odd number would be x + 2.∴ x(x+2) = 6723= x2 + 2x = 6723= x2 + 2x = 6723= x2 + 2x - 6723 = 0= x2 + 83 - 81 x - 6723 = 0= x(x+83) - 81 (x + 83) = 0= (x + 83) (x - 81) = 0= (x + 83) (x - 81) = 0= x - 81 = 0∴ x = 81Hence, greater number = x + 2 = 81 + 2 = 83

MORE MCQ ON Number System

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