Question
150, 900, 300, 1800, 600, 3700,
1200 In the following number series, only one number is wrong. Find out the wrong number.Solution
The pattern of the series is: 150 × 6 = 900 900 ÷ 3 = 300 300 × 6 = 1800 1800 ÷ 3 = 600 600 × 6 = 3600 3600 ÷ 3 = 1200
√729 × 5 + 270 - 3 ÷ ∛27 + 4 × ? = 484
168Â Â Â Â Â 163Â Â Â Â Â Â 153Â Â Â Â Â Â 138Â Â Â Â Â 118Â Â Â Â Â ?
...What will come in the place of question mark (?) in the given expression?
65% of 900 - 45% of 600 = ? X 3Â
Simplify the following expressions and choose the correct option.
(72 ÷ 3) × (5/6) + 7² = ?
?% of 740 – 8% of 650 = 7.2
- Find the simplified value of the given expression.

What will come in the place of question mark (?) in the given expression?
{(2/15) + (12/25)} of 375 + 190 = ?% of 375
(3984 ÷ 24) x (5862 ÷ 40) = ?
What will come in the place of question mark (?) in the given expression?
(72 × 6 ÷ 12) × 6 = ?
What value should come in the place of (?) in the following questions?
√16 * ? = √144 + (18 * 4 ÷ 3)