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Fractions and Decimals

Fractions and Decimals
892.7 - 573.07 - 95.007 = ?

226.623
228.623
230.623
224.623

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Given Expression, 892.7 - (573.07 + 95.007)= 892.7 - 668.077 = 224.623.

Fractions and Decimals
? / .0025 = 800

2
1
4
3

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let k / .0025=800 Then, k = 800 x .0025= ( 800 x 25 ) / 10000 = 2

Fractions and Decimals
If 1 / 3.718 = .2689, then the value of 1 / .0003718 is ?

2689
268
26890
268903

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

1 / .003718 = 10000 / 3.718 = 10000 x ( 1/3.718)= 10000 x .2689 = 2689.

Fractions and Decimals
What will come in place of question mark in the following equation ? 54.(?)3 + 543 + 5.43 = 603.26

7
8
3
5

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let x + 543 + 5.43 = 603.26.Then, x = 603.26 - (543 + 5.43) = 603.26 - 548.43 =54.83Missing digit = 8.

Fractions and Decimals
The expression (11.98 * 11.98 + 11.98 * (x) + 0.02 * 0.02) will be a perfect square for x equal to :

0.4
0.04
4
None of these

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Given = (11.98)^2 + (0.02)^2 + 11.98 * x. For the given expression to be a perfect square, we must have11.98 * x = 2 * 11.98 * 0.02=> x = 0.04

Fractions and Decimals
The place value of 3 in 0.07359 is ?

0.03
0.0003
0.003
0.3

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

The place value of 3 in the given decimal fraction is .003 i.e. 3/1000.

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