What is another way to write this number?

300 + 70 +5/10+8/100

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.

Matt had 5 library books. he checked out 1 additional book every week without retuening any books. whats the matching equation

Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?