Question
Match the following inventions with it’s
Inventors. A. Microscope                     1. D.G. Fahrenheit B. Thermometer          2. D. Hughes C. Barometer                       3. Z. Jansen D. Microphone                    4. E. TorricelliÂSolution
Microscope was invented by Z. Jansen in 1590 Thermometer was invented by Daniel Gabriel Fahrenheit in 1714 Barometer was invented by E. Torricelli in 1644 Microphone was invented by David Hughes in 1878
(22 + √3364)/(? + 4) = 10
What value should come in place of (?) question mark.
[36% of 250 + (3/5 of 320) − 18] ÷ 6 = ?
What value should come in the place of (?) in the following questions?
(√1225 × 14) ÷ 5 + 95 × 55 = ?
(25.111 % of 200) × 26 ÷ 12.99 – 18.88 × 15.82 + 150.33% of 3√ 4917 = ? – 200
...2*1/3 + 22*1/3 + 222*1/3 + 2222*1/2 + 22222*1/2 = ?
What will come in the place of question mark (?) in the given expression?
? X √36 - 184 = 62 X 4
- What will come in place of (?) in the given expression.
48 ÷ 4 × 5 + 36 – 18 = ? 26 X √25 + 15 - 80% of 120 = ?2Â
Simplify the following expressions and choose the correct option.
(7/9) of [81 − {36 ÷ (4 + 2)}] = ?
Simplify the following questions and choose the correct option.
25% of 480 + 35% of 200 + (18² ÷ 9) = ?
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