A father who is 42 years old has a son and a daughter. The daughter is three times as old as the son. In 10 years, the sum of all their ages will be 100 years. How old are the two siblings at present?

How to know a function from a non function

If there is a 0.3% chance of something happening one day, what is the possibility of it happening throughout twenty days?

Roll two dice, one white and one red. Consider these events: A : The sum is 7 B : The white die is odd C : The red die has a larger number showing than the white D : The dice match (doubles) Which pair (s) of events are disjoint (events A and B are

What is the inverse of f (x) = (x-2) ^3

Jorge planted flowers in his garden. He planted one row of 12 tulips and one row of 36 daisies. What is the ratios of tulips to daisies that jorge planted? Express the ratio as a fraction and as a decimal

7.3 is what percent of 139?

There are 2 pieces of licorese and 3 people how do u get every one a equal amount

The length of a rectangle is 3 yd longer than its width. if the perimeter of the rectangle is 50 yd, find its length and width.

Match the type of loan to its correct purpose. 1. a loan used to pay for educational expenses, such as college tuition, books, and housing small-business loan 2. a loan used to purchase a new or used car student loan 3.

An item sells for 2 for 66 cents. What would 5 items sell for?