Quantitative Aptitude - Arithmetic Ability Questions

$$\begin{gathered} ∆ABC is similar to ∆PQR. If ratio of perimeters of ∆ABC and ∆PQR is 1:2 and \\ if PQ = 10 cm then what is the length of AB (in cm)? \end{gathered}$$

If the length of one side and the diagonal of a rectangle are 8 cm and 17 cm respectively, then find its perimeter

What number, from the following should be deducted from 1184 to make it exactly divisible by 21?

In a Rhombus ABCD, measure of angle CAB is 30°, what is the measure of angle ABC?

What is the ratio of simple interest earned on certain amount at the rate of 12% for 6 years and that for 12 years?

In the following question, select the odd word from the given alternatives.

The 2nd and 8th term of an arithmetic progression are 17 and -1 respectively. What is the 14th term?

In ΔABC, AC = BC and ∠ABC = 50°, the side BC is produced to D so that BC = CD then the value of ∠BAD is