1.A man works 8 hours a day for 5 days each week. He earns Rs. 2.40 per hour for regular hours and Rs. 3.20 per hour for any overtime. If his total earnings in 4 weeks amount to Rs. 432, how many hours does he work in total?
2.What is the result of (492 multiplied by 182) divided by 324?
3.Find the value of ? in the equation: (33/4) × 4500 + ? = 118500.
4.Calculate the value of the expression: 2 + [2 + {2 + (2 + (2 + 23))}] = ?
5.If \( \frac{7 \frac{2}{5} \times 110}{?} = 844 \), what is the value of the unknown number?
6.What is the sum of 8 2/3 and 6 4/5?
7.Find the value of ? in the equation: (815 ÷ ?) ÷ 100 × 28 × 3 − (815 × 14 × 6) ÷ 100 = 1680.
8.If 20% of 40 plus a certain percentage of 80 equals 120, what is that percentage?
9.Find the value of ? if the cube root of (? divided by 9261) equals 11/21.
10.Find the value of '?' in the equation: (98 ÷ 7 ÷ 2) ÷ ? = 14.
11.What number should replace the question mark in the equation (24 × 5 × 7 × 9) ÷ ? = 216?
12.Calculate the sum of 2222.2, 222.22, and 22.222.
13.Calculate the value of 2003 multiplied by 2004 minus 2001 multiplied by 2002.
14.Calculate the value of ? if three-sevenths of four-ninths of two-fifths of 7560 equals ? squared.
15.If 32% of 425 minus what percentage of 250 equals 36, what is the missing percentage?
16.What number raised to the power of 3 equals the product of 6.4 and 1.25?
17.Calculate the result of subtracting 1236 and 4652 from 7394: 7394 - 1236 - 4652 = ?
18.Calculate the value of ? if 1252 multiplied by 23, then added to 35,000, equals ? squared.
19.Calculate the product of 31.2, 14.5, and 9.6.
20.What is the result of dividing 1296 by the product of 24 and 0.75?