If three groups could be formed using the given figures only once, these groups would be ___.

A can work twice as fast as B. A and C together can work three times as fast as B. if A,B and C complete a job in 30 days working together, in how many days can each of them complete the work.

If the electronic configuration of elements A and B are 1S2, 2S2 2P6, 3S1 and 1S2, 2S2 2P6, 3S2 3P4 respectively, then the formula of the compound formed by the combination of these elements will be:

If the total number of bikes sold in 2009 was 6000, then according to the given data, bikes of which colours were sold equally?

select the letter missing from the following series.

U, O, I, ?,A

$$\begin{gathered} 4 + (16) [-10 x 25 - 13 - 3 ÷ -5] = ? \\ \end{gathered}$$

A natural number, when divided by 5,6,7 or 8,leaves a remainder of 4 in each case. what is the smallest of all such numbers?

Select the missing term based on the given related pair.