exam Maths Puzzle Numerical Ability

Find the a(sub2) in the arithmetic sequence where a(sub5) = 42 and
a(sub10) = 62.

Read Solution (Total 0)

exam Other Question

Suppose the sales of a particular brand of appliances satisfy the relationship:

S(x) = 140x + 100

where S(x) represents the number of sales in year x, with x = 0 corresponding to 1982. Find the number of sales in 1987 express the solution in exact form

ln(-x)+ ln 3=ln(3x-9)