Mathematics Past Questions and Answers

What is the number whose logarithm to base 10 is 2.3482?

Five years ago, a father was 3 times as old as his son, now their combined ages amount to 110years. thus, the present age of the father is

If y = 2x² + 9x - 35. Find the range of values for which y < 0.

Father reduced the quantity of food bought for the family by 10% when he found that the cost of living had increased 15%. Thus the fractional increase in the family food bill is now

Given that \(a*b = ab + a + b\) and that \(a ♦ b = a + b = 1\). Find an expression (not involving * or ♦) for (a*b) ♦ (a*c) if a, b, c, are real numbers and the operations on the right are ordinary addition and multiplication of numbers