Exams

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

16 ÷ 4 x 8 - 10 + 14 = 12

Which of the following statements is INCORRECT?

I) Bleaching powder is a pale yellow powder

II) Dry NH3 gas turns red litmus blue

III) The pH of rain water is nearly 7

IV) The pH of acid rain is nearly 5.6

What is called the descendants of Dutch and Portuguese colonies in Sri Lanka?

What per cent of the total geographic area of India is occupied by the Protected Areas?

$$\begin{gathered} (4x - 7)2 = ? \\ \end{gathered}$$

∆UVW is right angled at V. If cosU = 8/17, then what is the value of sinW ?

Which of the following sentences is correctly punctuated?

Which of the following statement(s) is/are TRUE?

I. √(64) + √(0.0064) + √(0.81) + √(0.0081) = 9.07
II. √(0.010201) + √(98.01) + √(0.25) = 11.51