A bag contains a mixture of identical coloured balls. The probability of selecting a blue ball from the bag is 0.6
There are 70 balls in the bag. How many are blue?

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?