Workers are required to pay 4.5% of their salaries into an education fund. A worker's salary is 120 Ghana cedis. How much does he pay into the educational fund?

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.

Write the summation to estimate the area under the curve y = 1 + x2 from x = -1 to x = 2 using 3 rectangles and right endpoints