Question
Evaluate: 25 − 4 × (3 + 2) ÷ 5
Solution
Brackets (3 + 2) = 5 Expression becomes: 25 − 4 × 5 ÷ 5 Multiplication and Division from left to right 4 × 5 = 20 20 ÷ 5 = 4 Now expression = 25 − 4 = 21
- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)
What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)...
- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exactvalue.)
(462.23 × 127.84 ÷ 153.88) ÷ √(31.98 × 7.92) = ? ÷ 15.15
1314.04 – 450.18 + 359.98 ÷ 12.06 = ?
Rice at Rs 80/kg is mixed with rice at Rs.40/ kg in a certain ratio such that by selling the mixture at Rs.60/ kg profit of 20% is made. If the quantity...
16.01(? × 8.09 ÷ 16.09) = 3.01 of 69.69 + 14.12 of 4.01 - 100.998 of 2.19
? = 21.91% of (36.2 × (144.01 + 5.95)) + 16.71
245.67 + 20.05² + ?³ = √961.89 * 34.02
5.55% of 8120 – 66.66% of 540 = ? – 28% of 5500
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