Amusic store gives every 20th costumer a 5$ gift card. every 50th customer gets a 10$ gift card. which customer will be the first to receive both types of gift cards?

100th customer is the first desired customer who received both the gift cards.

Step-by-step explanation:

$5 gift card is received by every 20th Customer.

⇒ The customers who receive this $5  card are:

20th Customer, 40th Customer , 60th Customer , 80th Customer, 100th Customer, 120th Customer and so on

Also, $10 gift card is received by every 50th Customer.

⇒ The customers who receive this $10  gift are:

50th Customer, 100th Customer , 150th Customer , 200th Customer

Among all the customers the 100th customer is the first customer who receives $5 gift card as well as the $10 gift card.

Hence, 100th customer is the first desired customer who received both the gift cards.

a .4y4

hope this !

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,