Mathematics MCQ - Practice Questions

1If x² + 1/x² = 17/4, x > 0 then what is the value of x³ + 1/x³ ?

2The ratio of third proportional to 8 and 12 and the mean proportional between 4 and 9 is -

3A started a business by investing ₹ 1,00,000. After 3 months, B joined him with certain investment. At the end of the year, out of the total profit of ₹ 1,80,000, A received ₹ 36,000 less than B as his share in the profit. How much investment was made by B?

4The square of 50005 is -

5Suresh and Mahesh started a business by investing ₹ 1,15,000 and ₹ 1,85,000 respectively. Out of a total profit of ₹ 18,000 Mahesh's share is -