All Questions ⁺⁰237665 Questions

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580

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find sum of series:

find sum of series:
6 + 5 + 4 + ...
and
5+7.5+11.25+... read more ..

Guest Jan 31, 2018

+2

1

1111

2

+63

unit rate in systems of equations

The equations are (non plotable)
1. 12o+7a=5.36, 8o+5a=3.65
2. 4p+5c+6.71, 5p+3c=7.12
And it is for each and every letter as well. read more ..

TheDeathlyHallows Jan 31, 2018

Jan 30, 2018

+1

3452

2

What's bigger 0 or 0.3 repeating?

What's bigger 0 or 0.3 repeating?

Guest Jan 30, 2018

0

1204

2

+299

Question

use the percent of change to find the new amount

Question 1 84 increased by 12%
read more ..

Nerd123 Jan 30, 2018

0

2296

3

+66

Help? (Exponential Functions)

Enter an equation for the function. Give your answer in the form
a(b^n).
In the event that
a = 1, read more ..

KaylaDoodlez Jan 30, 2018

0

1264

2

+299

finale Math help

Question 1 the percent of sales tax is 6%. What is the sales tax on a stakeboard that costs $98 ?

Question 2 the price of your favorite brand of jeans was $28 last month. This month the price is $35. What is the read more ..

Nerd123 Jan 30, 2018

0

1524

2

+119

Richter Scale Question

"What is the Richter Scale measurement for an earthquake that is 5 times as intense as an earthquake measuring 8.2 on the Richter Scale?"
I understand that the measurement of magnitude is exponential but I don't know how to apply that information and read more ..

Aleguan Jan 30, 2018

0

3261

2

+299

Math help

identify the percent of change as an increase or decrease. Then find the percent of change

Question 1 15 books to 21 books
read more ..

TheXSquaredFactor ●●

Nerd123 Jan 30, 2018

0

1161

1

+86

If 6.9^a = 4.7^b, then b/a = ?

If 6.9^a = 4.7^b, then b/a = ? Round the answer to two decimal places.
a*log(6.9) = b*log(4.7)
log(4.7)/log(6.9) = 0.80
Did I do this wrong? This dosn't seem to be the correct answer. read more ..

TheXSquaredFactor ●

SurpriseMe Jan 30, 2018

+1

1168

0

+633

Suggestions?

As I was going around the forums, I just realized - there is no way for a user to mark when their question is answered, and who answered it. Now, I'm starting to wonder if anyone else things that there should be an "Answered" button on posts, where read more ..

off-topic

helperid1839321 Jan 30, 2018

0

1228

4

+299

More math help

An account earns annual simple interest. Find the balance of the account.

Question 1 $250 at 4% for 2 years
read more ..

Nerd123 Jan 30, 2018

0

1072

2

+299

More math help

An account earns annual simple interest. Find the amount of time that money was in the account.

interest earned $126 principal $600 interest rate 7% time ?
read more ..

Nerd123 Jan 30, 2018

+1

1175

1

+299

Math Help

find the sell price or selling price

Question 1 original price $82 discount 10% sale price ? i got $73.80 need help
read more ..

Nerd123 Jan 30, 2018

0

3272

1

Prism A is similar to Prism B. The volume of Prism A is 2720 cm³. What is the volume of Prism B?

Prism A is similar to Prism B. The volume of Prism A is 2720 cm³. What is the volume of Prism B?

Guest Jan 30, 2018

0

923

2

ANYONE HELP! @CPhill answer if you can plz!

Use the formula for the area of a Trapizoid A = h( b1 + b2 / 2), where A is area , b1 and b2 are the length of the bases, and h is the height, to answer the question. How many square feet of grass are there on a Trapezoidal feild with a height of 75 ft read more ..

TheXSquaredFactor ●●

Guest Jan 30, 2018

0

2749

3

Two cylinders are similar. The volume of the larger cylinder is 343 ft³ and the volume of the smaller cylinder is 125 ft³.

Two cylinders are similar. The volume of the larger cylinder is 343 ft³ and the volume of the smaller cylinder is 125 ft³. The height of the smaller cylinder is 5 ft.
What is the height of the larger cylinder?
show wok please read more ..

Guest Jan 30, 2018

0

1054

2

+299

Math help

identify the percent of change as an increase or a decrease. Then find the percent of change.

Question 1 84 increased by 12%
read more ..

Nerd123 Jan 30, 2018

0

957

1

+177

Geometry

party.girl286 Jan 30, 2018

+2

940

2

+299

Math help

Use the percent or equation to answer the questions.

Question 1 35% of what number is 21? I need help please
read more ..

Nerd123 Jan 30, 2018

+1

1020

1

+177

Geometry

party.girl286 Jan 30, 2018

+2

1116

2

+299

Math help

A teacher weights the final grade as follows 1/5 for homework 25% for a project, 0.4 for quizzes, and 15% for the final exam. Order these categories from least weighted to greatest weighted.

Nerd123 Jan 30, 2018

+1

678

1

+4116

Help.

NotSoSmart Jan 30, 2018

+1

751

2

+4116

Help.

NotSoSmart Jan 30, 2018

+1

703

1

+4116

Help.

NotSoSmart Jan 30, 2018

+1

654

1

Thanks

Guest Jan 30, 2018

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