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394

PLZ HELPPPPP

in quadrilateral abcd each of the side lengths is an integer, and ad=bc. have ab:ad=2:5 and ad:cd=3:4, then what is the smallest possible perimeter of the quadrilateral? PLZZZ HELP NOW!!!!!

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Guest Aug 25, 2021

447

+111

10q

Robert has 1/3 as much money as Andrew. Jim has 1/2 as much money as
Robert. If Jim has $123, how much money do all the three boys have?

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Ticon6 Aug 25, 2021

494

Algebra

Your mother is 25 years older than you. Your father is 3 years older than your mother. The product of all three ages are 32,130. How old is your father?

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Guest Aug 25, 2021

431

+176

PLEASE HELP! ITS URGENT!

Cody and Paul had some button magnets. If Cody gave Paul 7 button magnets. He would 3/4 as many button magnets as Paul. If Cody gave Paul 27 button magnets, he would have 1/3 as many button magnets as Paul. How many button magnets did Cody have?
<read more ..

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Whayousayy Aug 25, 2021

516

Please help!

Albert bought a number of apples. 4/5 of the green apples was equal to 3/4 of the red apples. He sold 105 green apples and 102 red apples. After that, the ratio of the number of green apples to the number of red apples became 5:6. How many apples did read more ..

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Guest Aug 25, 2021

451

+176

Please help me! You dang forgot to answer

https://web2.0calc.com/questions/help_94066

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Whayousayy Aug 25, 2021

285

interest rates

A principal of 8,270 dollars is placed in an account that earns interest at the rate of 8% and is compounded quarterly. Approximately how much interest is earned on the investment at the end of 7 years? Show your work.

Guest Aug 25, 2021

331

help with probability

Four people—Rob, Sonja, Jack, and Ang—enter their names into a drawing. The winner receives either a t-shirt or a mug, and which prize they receive is randomly selected.What is the probability that either Ang wins and is given a mug, or Jack wins (and is read more ..

Guest Aug 25, 2021

425

+80

How to solve?

Raphael and James shared 480 game cards.
Raphael gave 1/4 of his cards to James.
James then gave 1/3 of the total number of cards he had to Ralphael.
In the end, they had the same number of cards. read more ..

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KINGVONOTF Aug 25, 2021

365

+68

plz someone answer this

Multiply. √3/2cis(2π/9)·√6/4cis(3π/2). Which is the answer?

a. 2√3/8cis(31π/18)
b. 3√2/8cis(π/3) read more ..

lendsey Aug 25, 2021

331

Please help, thanks!

Marcus and Kevin had the same number of stamps at first.
Marcus gave 1/4 of his stamps away and Kevin gave 1/3 of his
stamps away. In the end, Kevin has 15 stamps fewer than
Marcus. How many stamps did Marcus give away? read more ..

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Guest Aug 25, 2021

509

+176

Help. Thanks

Louisa used red, blue and yellow beads to make some bracelets. She used twice as many red beads as blue beads and thrice as many yellow beads as red beads. She used 105 more yellow beads than blue beads. How many beads did she use altogether?

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Whayousayy Aug 25, 2021

339

Problem SUVAT help pls

Nathan hits a tennis ball straight up into the air from a height of 1.25m above the ground.
The ball hits the ground after 2.5 seconds.
-Find: the speed with which Nathan hits the ball.
read more ..

Guest Aug 25, 2021

504

+68

can someone check this to ill give you all the hearts :D

Multiply. √3/2cis(2π/9)·√6/4cis(3π/2). Which is the answer?

a. 2√3/8cis(31π/18)
b. 3√2/8cis(π/3) read more ..

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lendsey Aug 25, 2021

390

+68

can someone check this

i got (x-2)^2 /9 + (y+1)^2/4
were x is on the interval [-1,5]

lendsey Aug 25, 2021

477

what is this process called?

in completing the square what is the term called for using that to get the third term?

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Guest Aug 25, 2021

474

geometric series

A woman labels the squares of a very large chessboard 1 through 64. On each square k, the woman puts 2^k grains of rice. How many more grains of rice are placed on the 10th square than on the first 9 squares combined?

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Guest Aug 25, 2021

470

Algebra

Assuming that p and q are nonzero, simplify $\frac{p^2 q^3}{pq}$

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Guest Aug 25, 2021

435

Number Theory

There are 12 ordered pairs of integers that satisfy x^2 + y^2 = 6500. What is the greatest possible sum x + y?

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Guest Aug 25, 2021

248

help algebra

If x + 1/x = 3, then find x^4 + 1/x^4.

Guest Aug 25, 2021

462

need help

Ernie can paint a house in just 2 hours. Izzy can paint a house in 5 hours (because she takes breaks to read and sip lemonade ). Working together, how long will it take them to paint 2 houses?

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Guest Aug 25, 2021

359

help geometry

Find the area of a rhombus with diagonals 6 and 8. Find the length of each side.

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Guest Aug 25, 2021

460

Number theory

What is the sum of the smallest 3 common multiples of 12 and 15?

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Guest Aug 25, 2021

Aug 24, 2021

252

PLEASE HELP!

https://web2.0calc.com/questions/i-need-help-with-this-question_18

Guest Aug 24, 2021

All Questions ⁺⁰237720 Questions

PLZ HELPPPPP

10q

Algebra

PLEASE HELP! ITS URGENT!

Please help!

Please help me! You dang forgot to answer

interest rates

help with probability

How to solve?

plz someone answer this

Please help, thanks!

Help. Thanks

Problem SUVAT help pls

can someone check this to ill give you all the hearts :D

can someone check this

what is this process called?

geometric series

Algebra

Number Theory

help algebra

need help

help geometry

Number theory

PLEASE HELP!

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