Is this graph increasing or decreasing

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

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

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41