Question

I need help .........

Answer 1

Answer:

Step-by-step explanation:

Lets break each problem down before we answer it so it help to understand what we are looking for.

Vocabulary:

  Unit Rate: how many units of the first type of quantity corresponds to one unit of the second type of quantity. (12 inches to 1 foot)

Unit Rates:

Problem 1: Top left

A boy delivers 189 papers in 3 hours

$\frac{189 papers}{3 hours} \\189/3\\\frac{63 papers}{1 hour}$

Unit Rate: 63 papers delivered per hour

In simple terms, all we are doing is creating a fraction then simplifying it :)

Problem 2: Top right

It costs $8.40 for 12 cupcakes

$\frac{8.40}{12 cupcakes} \\8.40/12\\\frac{0.70}{1 cupcake}$

Unit Rate: For every $0.70, it costs one cupcake

Problem 3: Bottom left

5 miles in 50 minutes

$\frac{5 miles}{50 minutes} \\5/50\\\frac{1 mile}{10 minutes}$

Unit Rate: For every one mile ran, it takes 10 minutes

Problem 4: Bottom right

375 passengers distributed between 5 cars

$\frac{375 passengers}{5 cars} \\375/5\\\frac{75 passengers}{1 car}$

Unit Rate: For ever 75 passengers, there is one car

Hope this Helps!