All Questions

203

I am not going to say it again, PLEASE HELP ME!

https://web2.0calc.com/questions/any-help-will-be-appreciated

Guest Sep 18, 2021

327

Math

The money box has nine 5 cents pieces and five 10 cents pieces in it. Another box has seven 10 cent pieces and 10 25 cent pieces on it. What is the total sum of money in cents in the two money boxes?

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Guest Sep 18, 2021

311

I need help!

At a dinner party, Comal and Derek were each given a similar bottle of juice, comal drank 2/5 of his bottle of juice before dinner. After dinner, Derek drank 1/2 of bottle of juice and Comal drank another 3/10 of his bottle of juice.
a) What read more ..

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Guest Sep 18, 2021

325

Please help

Matthew gave 1/4 of his stickers to May and 1/2 of the remainder to Lily. He then bought 24 new stickers. As a result, he had 102 stickers with him. How many stickers did he give away altogether?

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Guest Sep 18, 2021

352

Math

At first, F***y and Grace had $306 altogether. After F***y spent 1/5 of her money and Grace spent $72, both of them had the same amount of money left. How much money did F***y have at first?

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Guest Sep 18, 2021

324

Number Theory

Modify one digit in the number 31743 can make it a multiple of 281. What is the number after change

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Guest Sep 18, 2021

240

Divisors

Suppose n is a positive integer such that 6n has exactly 9 positive divisors.
How many prime numbers are divisors of 6n?

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Guest Sep 18, 2021

Sep 17, 2021

226

OH PLS HELP!!!

https://web2.0calc.com/questions/any-help-will-be-appreciated

Guest Sep 17, 2021

326

Geometry

Find the area of triangle ACE.

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Guest Sep 17, 2021

777

Counting

There are 20 children in the cast of a class play, and 8 of the children are boys. Of the boys, 5 have a speaking part in the play, and of the girls, 7 do not have a speaking part in the play. If a child from the cast of the play is chosen at read more ..

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Guest Sep 17, 2021

196

Help Inequality

Find the set of all such that neither 2 + z nor 4 - z is in the interval (-1,1]. Express your answer as an interval or as a union of intervals.

Guest Sep 17, 2021

185

Number Theory

How many five-digit numbers of the form 32x5y are divisible by 33?

Guest Sep 17, 2021

461

HELPPP

R=42−0.7tR
Quinn returned home one summer's day to find it extremely hot. He turned the air conditioner on, and the room's temperature began decreasing at a constant rate. The equation shown above gives the room's temperature, RRR, in degrees Celsius, read more ..

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Guest Sep 17, 2021

-1

393

+10

Find the number of ways of writing the positive integer 9 as the sum of exactly 5 positive numbers.

Find the number of ways of writing the positive integer 9 as the sum of exactly 5 positive integers, where the order of addends does not matter. 5 + 1 + 1 + 1 + 1 and 1 + 5 + 1 + 1 + 1 are considered one way.

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goldenroses Sep 17, 2021

276

Need help

Clarence has a certain sum of money. He needs an extra $44 in order to buy
3 jerseys. After receiving $108 from his father, he is able to buy 5 jerseys.
(a) How much is the cost of one jersey?
(b) How much money does read more ..

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Guest Sep 17, 2021

213

PLEASE A HELP!

https://web2.0calc.com/questions/please-help-i-don-t-understand_5

Guest Sep 17, 2021

644

+2972

happy birthday Rosala

Happy birthday to an OG indeed. idk if she still active or not on here but a long time ago she was and she was real cool to talk to. besides her being good at math, she was better at being a nemesis and is a great friend. i saw melody's recent post read more ..

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TitaniumRome Sep 17, 2021

334

Coordinates

What is the slope of a line perpendicular to the line containing the points (4,-7) and (-6,1)? Express your answer as a common fraction.

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Guest Sep 17, 2021

325

+176

Please help with this question, thank you.

There were 76 strawberries and rambutans in a basket. John gave away 2/5 of the strawberries and 1/2 of the rambutans. In the end, there were 42 fruits left. How many strawberries were there in the basket at first?

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Whayousayy Sep 17, 2021

343

+176

Help on ratios

The ratio of the number of cars to the number of vans to the number of
mortorbikes at a car park is 5:2:3. Each car and each van had 4 wheels. Each
motorbike has 2 wheels.
a) If there is a total of 816 read more ..

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Whayousayy Sep 17, 2021

198

Help range

What is the range of the function f(x) = 3*2*51^x?

Give your answer as an interval.

Guest Sep 17, 2021

224

Algebra

Find all values of c such that 3^(2c+1) = 28*3^c.
If you find more than 1 value of c, then list your values in increasing order, separated by commas.

Guest Sep 17, 2021

363

Word problems

There were 252 more cars than motorcycles in a car park. 1/4 of the number of cars was equal to 3/5 of the number of motorcycles. How many cars and motorcycles were there altogether?

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Guest Sep 17, 2021

209

Hard counting

FInd the number of 10-digit numbers, where the sum of the digits is divisible by 11.

Guest Sep 17, 2021

317

help geometry

(1) A circle centered at P with radius 10 and a circle centered at Q with radius 8 are externally tangent. Find PQ.

(2) How many common external tangents do two circles have?

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Guest Sep 17, 2021

All Questions ⁺⁰230651 Questions

I am not going to say it again, PLEASE HELP ME!

Math

I need help!

Please help

Math

Number Theory

Divisors

OH PLS HELP!!!

Geometry

Counting

Help Inequality

Number Theory

HELPPP

Find the number of ways of writing the positive integer 9 as the sum of exactly 5 positive numbers.

Need help

PLEASE A HELP!

happy birthday Rosala

Coordinates

Please help with this question, thank you.

Help on ratios

Help range

Algebra

Word problems

Hard counting

help geometry

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