Alzena has 38 cent, Ariana has 52cent , They want to buy a biscuit that costs $1.00, how much more money do I need? Use a number line for this problem

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

Can any one me with the answers to these questions asap?