Question

4.
A cashier at the grocery store rung up 2 customers in 8
minutes. At this rate, how many customers can he ring up in
30 minutes?
a) 16 customers
c) 7.5 customers
b) 10.5 customers
d) 14 customers

Answer 1

Answer:

c.) 7.5

Step-by-step explanation:

There is a part-to-whole relationship here.

2 customers : 8 minutes= ? customers : 30 minutes

                                         or...

2/8=x/30

Cross multiply:

8x=60

Divided both sides by 8:

x=60/8=7.5

I hope this helps!

Answer 2

7.5 costumers can he ring up in  30 minutes.

Given that,

A cashier at the grocery store rung up 2 customers in 8  minutes.

We have to determine,

At this rate, how many customers can he ring up in  30 minutes?

According to the question,

Let the customers can he ring up in  30 minutes be x,

A cashier at the grocery store rung up 2 customers in 8  minutes.

To determine the number of customers can he ring up in  30 minutes following all the steps given below.

Rate of customers can he ring up in  30 minutes is,

2 customers: in 8 minutes

Then

x customers in 30 minutes

Therefore,

$\rm \dfrac{2}{8} = \dfrac{x}{30}\\\\ x = \dfrac{2\times 30}{8} \\\\ x = \dfrac{60}{8}\\\\ x = 7.5$

Hence, 7.5 costumers can he ring up in  30 minutes.

For more details refer to the link given below.

https://brainly.com/question/18673984