10 cards are numbered from 1 to 10 and placed in a box. one card is selected at random and is not replaced. another card is then randomly selected. what is the probability of selecting two prime numbers?

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.

Solve the following system of equations express your answer as an ordered pair in the format (a,b) with no spaces between the numbers of symbols 5x+2y=22