Question
In physics examination a student scored 45% marks in the
first paper out of 160. How much percent marks should he score in the second paper out of 140 marks if he is to get an overall of 66% marks?Solution
Marks obtained in first paper = 45/100*160 = 72 Marks to be obtained in both the papers (160+140)*66/100 = 198 Marks to be obtained necessarily is second paper = 198 - 72 = 126 Percentage of marks to be obtained in second paper = 126/140*100 = 90%
What will come in the place of question mark (?) in the given expression?
(18 × 8 ÷ 12) × 10 = ?
Solve: 3/4÷2/3
- What will come in place of the question mark (?) in the following questions?
120÷(5×2)+8=? Simplify the following expressions and choose the correct option.
[540 ÷ (6 × 3) + 7.5 × 4] ÷ 3 = ?
Simplify the following expressions and choose the correct option.
864 ÷ 16 + 2⁵ × 3 = ?
What is the value of √75 + √108?
What should come in place of (?) question mark in the given expression.
(576 ÷ 12) + (3³ × 4) = ?
What will come in the place of question mark (?) in the given expression?
(1040 ÷ 12) ÷ 19 × 1824 = ?
675 ÷ 15 + 225 – 18 × 6 = ?
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