A sum on compound interest amounts to Rs. 2410 in 3 years and Rs. 2651 in 4 years. Find the sum.

Direction: Given bar graph shows the number of plain books and lined books (in hundreds) available at three different stores and the table shows the percentage of total books (Plain + lined) that was sold by different stores.

The selling price of each plain books and lined books sold by store B is Rs. 250 and Rs. 175 respectively. Then, find the total amount earned by store B on selling these books if 60% of lined books are sold by the store? 

Mr. Khanna took a loan of Rs 10,000 on simple interest for two years at the rate 3% per annum. The total amount that he will be paying as interest in 2 year is 3% of his monthly salary. What his monthly salary?

A bank offers a 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______

AB is a chord to a circle and PAT is the tangent to the circle at A. If ∠BAT=75° and ∠BAC=45° and C being a point on the circle, then ∠ABC is equal to

What is the equation of a line having slope -1/3 and y-intercept equal to 6? 

Directions: Read the following information carefully and answer the given questions.
M, A, B, C, Y, and Z are six friends. Each of them has different height. Height of the tallest person is 189 cm. A is taller than only B. Y is shorter than only two people. C is not the tallest. M is neither taller than Z nor shorter than C. The difference between the height of third shortest and the tallest person is 9. M is taller than Y.

How many persons are taller than C?