The answer would be 19. 3 * 19 = 57 and 3/57 = 19.
+. Add x to y x + y y added to 7. 7+ y. The sum of a and b a + b m more than n ... 9 plus m. 9 + m. Subtraction. Subtract, subtract from, difference, between, less, less ... 7 times y. 7y. The product of x and y xy. 5 multiplied by y. 5y one-fifth of p. 1. 5 p ... Power. The square of y y. 2. The cube of k k. 3 t raised to the fourth power t. 4.
Part A equals 5
part B equals 1/2 and 1 hour
part C equals you just have to add all the times together where the dots are