Pakistan MCQs

After a 20% increase, the quantity becomes 120% of the original.
The required reduction is 20/120 × 100 = 16⅔%.

Convert each value to decimals: 5/8 = 0.625, 0.60 = 0.60, 59% = 0.59, and 3/5 = 0.60.
Therefore, 5/8 is the greatest.

Multiply 2 × 3 = 6 and count three decimal places in total.
The product is 0.006.

Multiply both numbers by 10 to remove decimals.
Then 48 ÷ 6 = 8.

The third decimal digit is 6, so the second decimal digit is rounded up.
Thus, 18.746 becomes 18.75.

The reciprocal of 0.25 is 1 ÷ 0.25.
Since 0.25 = 1/4, its reciprocal is 4.

The decimal 0.375 equals 375/1000.
Dividing numerator and denominator by 125 gives 3/8.

Divide 7 by 20 or convert the denominator to 100.
Since 7/20 = 35/100, the decimal is 0.35.

Twenty-five percent is one quarter.
One quarter of 240 is 240 ÷ 4 = 60.

The increase is 20 on an original value of 80.
The percentage increase is 20/80 × 100 = 25%.

The decrease is Rs. 75.
The percentage decrease is 75/500 × 100 = 15%.

Let the number be x, so 0.40x = 72.
Dividing by 0.40 gives x = 180.