Quantitative Aptitude - Arithmetic Ability Questions

If R019 is divisible by 11, find the value of the smallest natural number R?

The average revenues of 7 consecutive years of a company is Rs 71 lakhs. If the average of first 4 years is Rs 66 lakhs and that of last 4 years is Rs 78 lakhs. What is the revenue for the fourth year.

In triangle ABC, ∠ABC = 15 deg. D is a point on BC such that AD = BD. What is the measure of ∠ADC (in degrees)?

$$\begin{gathered} If (x – 2)2 + (y + 3)2 + (z – 15)2 = 0, then what is the value of \\ x + y + z – 5? \end{gathered}$$

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

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

A bank offers 20% compound interest per half year. A customer deposits Rs 2800 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained by way of interest is ______.

If a.sin 45°.cos 45°.tan60° = tan 245° ­ cos60° then find the value of a ?