Exams

The sum of three numbers is 252. If the first number is thrice the second and third number is two-third of the first, then the second number is

The radius of two circles is 3 cm and 4 cm. The distance between the centres of the circles is 10 cm. What is the ratio of the length of direct common tangent to the length of the transverse common tangent?

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

Evening prayer in church

Who was the first to measure the circumference of earth?

Why do the plant closes stomata when it does NOT need carbon dioxide for photosynthesis?

If 14.35 - (1.956 - x ) - 83.92 = 3.858 then what is the value of x?

If "S" denotes "multiplied by", "V" denotes "subtracted from", "M" denotes "added to" and "L" denotes "divided by", then 36 L 9 S 8 V 7 M 5 = ?

ΔABC is right angled at B. If m∠A = 45 deg, then find the value of (tanC + √3/2).