Exams

If θ is positive acute angle and 4sin2θ = 3, then the value of tan θ - cot θ/2 is

A batsman scores 98 runs in the 17th match of his career. His average runs per match increased by 2.5. What is his average before the 17th match?

If 35% are the passing marks. A student gets 200 marks yet fails by 24 marks. What is the maximum marks?

In a colored picture of blue and yellow color, blue and yellow color is used in the ratio of 4:3 respectively. If in upper half, blue : yellow is 2:3, then in the lower half blue : yellow is

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

Which electromagnetic wave has the highest frequency?

The weights of 4 boxes are 20, 30, 40 and 60 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?

Select the related word/letters/number from the given alternatives.
Nephrology : Kidney : : Ichthyology : ?