Quantitative Aptitude - Arithmetic Ability Questions

In ΔPQR, S and T are points on side PQ and PR respectively. ST is parallel to QR. If S divides PQ in the ratio 4:3 and length of QR is 4.9 cm, find ST?

If M = (3/7) ÷ (6/5) × (2/3) + (1/5) × (3/2) and N = (2/5) × (5/6) ÷ (1/3) + (3/5) × (2/3) ÷ (3/5), then what is the value of M/N?

The bar graph shows the annual sales of the different departments of a company. Study the diagram and answer the following questions

What is the ratio of the annual sales of department B to that of department F?

Suppose that the medians BD, CE and AF of a triangle ABC meet at G. Then AG: GF is

If tanα = 2 - 1, then the value of  tanα - cotα = ?

The value of Sin 60 is

The value of 14 ÷ 5 of 2 - 3 x 47 - 2 is

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given options.