1 and 1 fourth X n =6 so he needs 6 pieces
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

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

Unit Rate: For every $0.70, it costs one cupcake
Problem 3: Bottom left
5 miles in 50 minutes

Unit Rate: For every one mile ran, it takes 10 minutes
Problem 4: Bottom right
375 passengers distributed between 5 cars

Unit Rate: For ever 75 passengers, there is one car
Hope this Helps!
Hello:
3x²+5x+2=0
delta = (5)²-4(3)(2)=1
x =( -5 <span>±1)/6
x= -2/3 or x=-1
t4-81=(t²)² -9² = (t²-9)(t²+9) =(t-3)(t+3)(t²+9)....(answer B)</span>
The distributive property. If we expand it, we get (x)(x+a)+b(x+a) by separating the variables in (x+b)
Answer:
First one equals 11, second one equals 5, third one equals 1, fourth one equals 1, and the answers you have put are correct
Step-by-step explanation:
1. 22/7 x 7/2
2. 5/4 x 4/1
3. 25/4 x 24/1
4. 10/3 x 3/10