Ben thinks of a number. he adds half of the number to a quarter of the number. the result is 60. what was the number ben first thought of ?

Agarden consists of an apple tree, a pear tree, cauliflowers, and heads of cabbage. there are 40 vegetables in the garden. 24 of them are cauliflowers. what is the ratio of the number of cauliflowers to the number of heads of cabbage?

The function models the number of accidents

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)