The following histogram shows the height of players of a basketball team of a school.

How many players have height less than 141 cm?

A property fetches a net annual income of ₹1000 deducting all outgoings. The capitalized value of the property for the rate of interest 6% will be (in ₹) -

By selling an article at 2/3 of the Marked price, there is a loss of 10%. The profit percent when the article is sold at the Marked prices

If a^2x+2=1, where a is a positive real number other than 1, then x is equal to 

If x is real then the minimum value of (x²-x-1) is :

The total cost of x pens and (x-2) pencils is Rs 424. If one pencil and one pen costs Rs 4 and Rs 20 respectively then find x?

A sum of money at compound interest doubles itself in 15 years. It will become eight times of itself in

Let ΔABC ∼ Δ PQR and ar(∆ABC)/ar(∆PQR) =4/25. If AB = 12 cm, BC = 8 cm and AC = 9 cm, then QR is equal to: