179 Best Math Questions and Answers (Q&A) - ProProfs Discuss

How to convert the hexadecimal number 2C to decimal?

Karla
Answered: Oct 07, 2018

Hexadecimal is a base 16 numeral system.So 2C= (2 multiply 16 power1) +( C multiply 16 power 0) which equals to C multiply 1 C in our hexadecimal chart equals decimal number 12,so...Read More

5 Answers

1122 views

What is the measure of angle AMC?

Danny R. Glover, Editor
Answered: Oct 10, 2018

Take note that this is an isosceles triangle. This means that the A and C angles are the same with each other. These angles are equal to 70 Degrees. To solve this, start with 180 Degrees then...Read More

3 Answers

1109 views

How many significant figures are there in 560,890 birds?

Bergeront Tiffney, Computer Engineer
Answered: Jan 03, 2019

Finding the right significant figures can be a bit confusing for some people. As long as you know how to find the right significant figures, this will not be too complicated. You can simply...Read More

3 Answers

1059 views

What is 1,600 rounded to the nearest thousand?

ILOVEMYSISTER
Answered: Apr 19, 2024

2,000

1 Answer

1040 views

How many more of each color does Dana need to buy?

C. Perez, Writer
Answered: Apr 24, 2019

The correct answer to this question is $53.30. Being that she needs equal amounts, she needs 75 of each color.
She already has 32 red, so that leaves 43 more that she needs : costs...Read More

2 Answers

1021 views

What is the next letter in the following sequence? J, F, M, A, M, J, ______

Ishan Bhavsar
Answered: Jul 19, 2019

It is the first letter of each month of the Gregorian Calendar.

The answer is J as in July, as the ones ahead are January, February, March, April, May, June and then comes our answer.

3 Answers

998 views

How many eggs are 2 dozen eggs?

Cschuck
Answered: Apr 19, 2024

1 Answer

988 views

How many lines per centimeter does a grating have if the third-order occurs at an 18.0 degree angle for 630 nm light?

Samantha Stewart, Philanthropist
Answered: Dec 14, 2018

I will be honest, this is very out of my wheelhouse. However, after reading the last answer on this question: it’s still very out of my wheelhouse. So, I will attempt to answer. This is a...Read More

3 Answers

976 views

What is the HCF of 39 and 52?

C. Lopez, Chauffer
Answered: Apr 19, 2019

It will be hard to solve this when you do not even have any idea what GCF is. GCF stands for Greatest Common Factor. In the given question, it says HCF and this might be a typographical error....Read More

4 Answers

973 views

What is the difference between Ascending and Descending?

A. Boaz, Mechanical Engineer
Answered: Oct 08, 2019

Ascending and Descending are antonyms. This shows that whatever meaning you have for ascending; the opposite will be descending. These two words are used mostly in mathematics or any subject area...Read More

3 Answers

960 views

What is the place value of 8 in 289?

Wyatt Williams
Answered: Apr 19, 2024

Tens

1 Answer

931 views

What is the predecessor of the smallest 5-digit number?

Kalyanidesikan
Answered: Apr 19, 2024

9999

1 Answer

930 views

How much is 3 eights?

Christineopperman
Answered: Apr 19, 2024

1 Answer

916 views

What is the value of x if x * x + 2x -35 = 0?

C. Perez, Writer
Answered: Jun 13, 2019

There are two correct answers to this question, which are -5 and 7. To solve this equation, one would need to first factor x2 - 2x -35. Factoring is the process of identifying what number can be...Read More

2 Answers

873 views

How many tiles are green if Jake is tiling his bathroom floor and he uses three green tiles for every white tile?

Ninavclarke
Answered: Apr 19, 2024

1 Answer

873 views

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