Need !

all of the information for this problem is included the attached pictures.

a. rewrite the formula in terms of d.

b. calculate the total height, h of the pendant. use 3.14 for pi. show all work. round to the nearest tenth.

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?