Quantitative Aptitude - Arithmetic Ability Questions

Two circles are drawn with the same centre. The circumference of the smaller circle is 44 cm and that of the bigger circle is double the smaller one. What is the area between these two circles?A. 154 square cmB. 308 square cmC. 462 square cmD. 616 square cm

ABC is a right angled triangle with angle A = 90 deg. Then the value of cos2A+cos2B+cos2C is

Select the odd word/letters/number/number pair from the given alternatives.

Select the odd word/letters/number/number pair from the given alternatives.

In the following question, four number pairs are given. The number on left side of (–) is related to the number of 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 alternatives.

38% of 250 is equal to

The sum of a non-zero number and twenty times its reciprocal is 9. What is the number?

What is the value of Sec 30° + Tan 60°?