Quantitative Aptitude - Arithmetic Ability Questions

ΔDEF is similar to ΔGHI. Length of DE is 9 cm and length of the corresponding side GH is 16 cm. What is the ratio of areas of Δ DEF : Δ GHI?

The ratio of present ages of Raman and Lamba is 7 : 5. After 6 years age of Raman will be 48 years. What is the present age (in years) of Lamba?

Three consecutive natural numbers are such that the square of the greatest is greater than the product of the other two by 16. The smallest of these numbers is

A train 240 meters in length crosses a telegraph post in 16 seconds. The speed of the train is?

Find measure of central angle of the sector whose perimeter is 25 cm and radius of the circle is 7 cm?

In ΔDEF, G and H are points on side DE and DF respectively. GH is parallel to EF. If G divides DE in the ratio 1:3 and HF is 7.2 cm, find length of DF?

A and B together can complete a work in 24 days. B alone does 1/3rd part ofthis work in 12 days. How many days will A alone take to complete the remaining work?

The ratio of money with Ram and Gopal is 7:17 and with Gopal and Krishan is 7:17. If Ram has 490, Krishan has