A student was asked to simplify the expression: \(\frac{0.1216\times0.105\times0.0002}{0.625\times0.08512\times0.039\times0.16}\) his answer was \(\frac{1}{65}\). What is the difference between his answer and the correct answer?

Let x be the greatest number of 4 digits, which when divided by 15, 20 and 28 leaves in each case the remainder 2. The sum of digits of x is

When 13511, 13903 and 14589 are divided by the greatest number 'n', the remainder in each case is 'm'. The value of (n + m) is

The fractions \(\frac{42}{491}\), \(\frac{30}{313}\) and \(\frac{35}{367}\) are arranged in ascending order of magnitude as

ABCD is a quadrilateral in which measures of angle D and angle C are 60 degree, and 100 degree respectively. If the internal bisectors of angle A and angle B meet at P, then measure of angle APB is

The value of expression \(\frac{\left(1\frac{29}{36}+4\frac{1}{8}\times1\frac{7}{11}\right)\div\left(5\frac{1}{9}-7\frac{7}{8}\div9\frac{9}{20}\right)}{3\frac{1}{5}\div\frac{9}{2}\text{ of }5\frac{1}{3}}\) is

Suman saves 10% of her monthly salary. Now her expenditure increases by 30% and savings increases by 50%. The present increase in her salary is

A sum amounts to Rs. 9680 in 2 years and to Rs. 10648 in 3 years respectively at compound interest. What will be the amount if the same sum is invested for \(1\frac{2}{5}\) years at the same rate of compound interest?

The marked price of an article is 20% more than the cost price. If the article is sold at a discount of 15% on its marked price, then the gain percent is