All Questions ⁺⁰237644 Questions

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You returned home from mowing lawns at 3:00 pm on Saturday. It took 1 1/2 hours to mow the first lawn. It took twice as long to mow the next lawn. After a half-hour lunch break, it took 1 4 hours to mow one more lawn. At what time did you start mowing the read more ..

Guest Jan 16, 2020

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667

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(2x^2-1)/sqrt(x^2+1)

i need your help to find the primitive for this dériver
(2x^2-1)/sqrt(x^2+1)

Guest Jan 16, 2020

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782

1

please help

Starting at the same point, Tom and Juanita go biking in opposite directions. If Tom rides at a speed of 14 mph, and Juanita rides at a speed of 20 mph, how far apart will they be in 2 hours?
( Please include explanation, thank you! )

Guest Jan 16, 2020

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545

3

Help me <3

How many positive integers less than 70 have an even amount of positive divisors?

Guest Jan 16, 2020

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601

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help me

Guest Jan 16, 2020

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611

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please help

Triangle RST has sides measuring 22 inches and 13 inches and a perimeter of 50 inches. What is the area of triangle RST?

Guest Jan 16, 2020

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3108

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Geometry question

In triangle PQR, PQ=15 and QR=25 The circumcircle of triangle PQR is constructed. The tangent to the circumcircle at Q is drawn, and the line through P parallel to this tangent intersects QR at S. Find RS.

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Guest Jan 16, 2020

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559

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please help

23 out of 30 students are going on a field trip. What percent of the students are staying behind?

Guest Jan 16, 2020

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649

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help

Anjali’s school is selling tickets to the annual dance competition

on the first day of ticket sales the school sold 6 adult tickets and 8 student tickets for a total of $130
read more ..

Guest Jan 16, 2020

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925

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+309

Help please

The center of a hyperbola is (1,4) . The length of the conjugate axis is 16 units, and the length of the transverse axis is 20 units. The transverse axis is parallel to the y-axis.
What is the equation of the hyperbola in standard form? read more ..

oscar.a1551 Jan 16, 2020

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754

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+1995

help on series

the first blank has the options coverges and diverges
the second blank has the options arithmetic and geometric and the absolute value of the common ration read more ..

jjennylove Jan 16, 2020

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631

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please help

In a swimming club, the ratio of girls to boys is 5:3. After 3 more girls and 5 more boys joined the club this spring, the ratio became 7:5. How many boys and girls total were in the club before spring

Guest Jan 16, 2020

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1247

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+309

Pleas help asap!!

A whispering chamber is an elliptically arched chamber. A unique feature of a whispering chamber is that when a person standing at one focus of the ellipse whispers, he can be heard by a person standing at the other focus, regardless of the dimensions of read more ..

oscar.a1551 Jan 16, 2020

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1628

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A survey was given to 349 people asking whether people like dogs and/or cats. 197 said they like dogs 178 said they like cats 51 said they don't like cats or dogs. How many said they liked cats but not dogs?

Guest Jan 16, 2020

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613

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help please

They won 3 out of every 4 home games and 2 out of every 3 away game. All together they won 40 more games than they lost. If they played as many home games as away games, what was their final record of wins and losses?

Guest Jan 16, 2020

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558

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help

If a printer can print 12 photos In 9 seconds how many photos can be printed in one minute

Guest Jan 16, 2020

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1083

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Tiffany buys a basket of watermelons on sale for, 9 before tax. The sales tax is 9% percent.

Tiffany buys a basket of watermelons on sale for, 9 before tax. The sales tax is 9% percent.
What is the total price Tiffany pays for the basket of watermelons?

off-topic

Guest Jan 16, 2020

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577

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help

One number is 2 more than three times another number. it is also 8 less than the quadruple of the other. what are these two numbers?

Guest Jan 16, 2020

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750

4

+1995

having some difficulty

jjennylove Jan 16, 2020

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738

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You have 10 marbles. 4 of them are red and 6 of them are blue. How many different and unique ways can you sort these marbles and lay them out in a line?
For example: RRRRBBBBB = 4 red first then 6 blue and is one way they can be sorted. BRRRRBBBBB = read more ..

Guest Jan 16, 2020

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1068

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+1982

N is the midpoint of MH, and ML = 15 in the square LMNK. If AK = 25, which is the measure of GH in the rectangle ANHG?

N is the midpoint of MH, and ML = 15 in the square LMNK. If AK = 25, which is the measure of GH in the rectangle ANHG?
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macabresubwoofer Jan 16, 2020

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699

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A ball is thrown into the air from the roof of a building that is 25 metres high. The ball reaches a maximum height of 45 metres above the ground after 2 seconds. Determine the equation of the quadratic in standard form.

Guest Jan 16, 2020

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