The school cafeteria is offering a choice of two side dishes at lunch today, either watermelon or french fries. The ratio of the
number of orders of french fries to the total number of side dishes ordered is 9:14. Which of the following statements is correct about side dishes ordered?
A
There are 9 orders of french fries for every 14 orders of watermelon.
B
There are 5 orders of watermelon for every 9 orders of french fries.
C
There are 14 orders of french fries for every 9 orders of watermelon.
D
There are 5 orders of french fries for every 9 orders of watermelon.
You need to calculate all possible permutations of 3 elements/numbers (without repetition) which is given by n! 3!=3*2*1=6 possible permutations/lock combinations she has to check at most.
