Quantitative Aptitude - Arithmetic Ability Questions

The bus fare between two cities is increased in the ratio 1:2. Find the increase in the fare, if the original fare is Rs. 175.

A sum of Rs 6000 becomes Rs 7200 in 2 years, when invested in a scheme of simple interest. If the same sum is invested in a scheme of compound interest with same yearly interest rate (compounding of interest is done yearly), then what will be the amount (in Rs) after 3 years?

If x2 – 4x + 1 = 0, then what is the value of x9 + x7 – 194x5 – 194x3?

The mean of a distribution is 21 and the standard deviation is 7. What is the value of the coefficient variation?

If secA + tanA = x, then find the value of x.

Δ LMN is right angled at M. If m∠N = 60 deg., then Tan L =______.

If the product of two numbers is 2522 and their LCM is 97 then their HCF is

At 6% simple interest per annum a sum of money became Rs. 834 in 6.5 years. The sum initially invested was