four friends want to take a vacation together...
four friends want to take a vacation together, so each one gets a part - time job. each person has 8 weeks to save $720 for the vacation. analyze the four individual plans below and decide which of the four people will reach his or her goal of saving $720 for vacation. friend a: works 13 hours per week at $6.95 per hour. friend b: works 15 hours per week at $5.85 per hour. friend c: works 18 hours per week at $5.25 per hour. friend d: works 11 hours per week at $7.80 per hour. a. a and c b. a and d c. b and c d. b and d please select the best answer from the choices provided
Answer
# Explanation:
## Step1: Calculate Friend A's savings
Multiply hourly - rate, hours per week and weeks. $6.95\times13\times8 = 6.95\times104=722.8$.
## Step2: Calculate Friend B's savings
Multiply hourly - rate, hours per week and weeks. $5.85\times15\times8 = 5.85\times120 = 702$.
## Step3: Calculate Friend C's savings
Multiply hourly - rate, hours per week and weeks. $5.25\times18\times8=5.25\times144 = 756$.
## Step4: Calculate Friend D's savings
Multiply hourly - rate, hours per week and weeks. $7.80\times11\times8=7.80\times88 = 686.4$.
## Step5: Determine who reaches the goal
Friends A and C reach the goal of saving $720$.
# Answer:
A. A and C