Old volume = πr2h New volume = π × R2 × H = π × (3r)2 × (h/2) Ratio of new volume to previous volume = π × (3r)2 × (h/2) ∶ πr2h Required ratio = (9/2) × πr2h ∶ πr2h = (9/2) ∶ 1 ∴ Required ratio = 9 ∶ 2
Which of the following is the capital of Mongolia?
Which river flows through the city of Lucknow?
National Rural Development Institute is situated in which city?
By what instrument or device is relative humidity typically measured?
Which state government will be providing 300 units of electricity to the public from 1st July, 2022?
Where was the 10th Global Forum for Food and Agriculture (GFFA) held ?
How many new schemes aimed at boosting farmers' incomes and improving agriculture did the Union Cabinet recently approve?
With which classical Indian dance is Rukmini Devi Arundale associated?
Gas leaked during Bhopal tragedy was
Which Strait divides India and Sri Lanka?
