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Llana [10]
3 years ago
8

Which method do you prefer to use to find sums- count by tens and ones, use compatible numbers, or use friendly numbers and adju

st? Explain why.
Mathematics
1 answer:
elena-s [515]3 years ago
5 0
Count by tens and ones.
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How much interest is earned for the investment? $20,000 for 2 years at 6% compounded annually
Sunny_sXe [5.5K]
You earn $2,400 in interest over the 2 years 
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3 years ago
The area of a square garden is 1/144mi^2. How long is each side
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A=(5ft)(6ft)
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3 years ago
Cecilia bought 24 bottles of juice that each contained 12 fluid ounces of juice. How many pints of juice did she buy?
Nimfa-mama [501]

Answer:

it 288

Step-by-step explanation:

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3 0
2 years ago
A yellow hot-air balloon is 100 feet off the ground and rising at rate of 8 feet per second.An orange hot-air balloon is 160 fee
Serhud [2]

ANSWER

Find out the how long will the Yellow balloon be higher than the orange balloon.

To proof

Now  the diagram is given below

As given

A yellow hot-air balloon is 100 feet off the ground and rising at rate of 8 feet per second.

i.e height of the yellow baloon off the ground  = 100 feet

rising at rate = 8 feet per second.

.An orange hot-air balloon is 160 feet off the ground and rising at a rate of 5 feet per second.

i.e height of the orange baloon off the ground  = 160 feet

rising at rate = 5feet per second.

Formula

Relative\ velocity = \frac{Relative\ Distance}{Relative\ time}

Relative velocity =  rising rate of yellow balloon -   rising rate of orange balloon

= 8 -5

= 3 feet per second

Relative distance =  height of the yellow baloon off the ground -  height of the orange baloon off the ground

= 160 -100

= 60 feet

put in the formula

= \frac{60}{3}

= 20 second

after  20 second Yellow balloon will be higher than the orange balloon.

Hence proved

8 0
3 years ago
What are all the exact solutions of -3tan^2x+1= 0? Give your answer in radians
lord [1]

Answer:

x = π(n - \frac{1}{6})

Step-by-step explanation:

Find attached Solution

6 0
3 years ago
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