All Questions ⁺⁰237665 Questions

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321

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Fractions

6 children are sharing 8 brownies. They are sharing so each child get this same amount. How much will 1 child get?

Guest Sep 8, 2021

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261

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Range

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

Guest Sep 8, 2021

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296

1

Please teach me. Thank you

There were green, red and yellow bean bags in a basket. 1/3 of the bean bags were green and the number of red bean bags was 21 less than 1/2 the number of green bean bags. There were 162 yellow bean bags. How many red bean bags were there in the basket? read more ..

Guest Sep 8, 2021

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322

2

Coordinates

The image of the point with coordinates (-3,-1) under the reflection across the line y=mx+b is the point with coordinates (5,3). Find m+b.

Guest Sep 8, 2021

+1

466

1

+164

helpp

Ian had some toy cars and toy planes in two boxes A and B. At first, there were 12 toy cars and 20 toy planes in Box A while there were 28 toy cars and 40 toy planes in Box B. He transfered some toy cars from Box B to Box A and some toy planes from Box read more ..

RunningManZZ Sep 8, 2021

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471

2

HELP ME

A five-digit integer will be chosen at random from all possible positive five-digit integers. What is the probability that the number's units digit will be less than 5? Express your answer as a common fraction.

Guest Sep 8, 2021

0

567

1

+108

Help

Jaz, Kumar and Farah shared the cost of a laptop. Jaz paid 1/4 of the total share of Kumar and Farah. Kumar paid 1/2 of the total cost of the laptop. Farah paid $186 more than Jaz. How much did the laptop cost?

KourageKowardlyDog Sep 8, 2021

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420

1

HELP ME PLEASE I ADVICE YOU

https://web2.0calc.com/questions/need-some-help-here-thank-you_1

Guest Sep 8, 2021

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631

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Irina rode her

Irina rode her bike to work at an average speed of 16 miles per hour. It started to rain, so she got a ride home along the same route in her coworker’s car at an average speed of 27 miles per hour. If Irina’s ride home in the car took 24 minutes (0.4 of read more ..

Guest Sep 8, 2021

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241

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pls help

Find the domain of the real-valued function
f(x) = sqrt(-6x^2 + x + 12).
Give the endpoints in your answer as common fractions (not mixed numbers or decimals).

Guest Sep 8, 2021

0

280

0

Graphing

Let
f(x) = 3x^2 + 2 if x <= 3
f(x) = ax + a if x > 3
read more ..

Guest Sep 8, 2021

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425

1

Rectangle

The length of a rectangle is 1 inch more than 2 times its width. The area of a rectangle is 36 square inches. What is the length of the rectangle?

Guest Sep 8, 2021

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287

1

Help pls

A grocer had 48 boxes of tissues. He packed all of them into cartons of 9 with some boxes of tissues left-over. He sold each carton at $12. Each of the left-over boxes of tissues was sold at the same price. He collected a total of $70.50 from selling all read more ..

Guest Sep 8, 2021

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460

1

Complex Numbers

Karl was attempting to calculate economic figures. He found the following equation to be true:
fp - w = 10000
If f = 5 and w = 125i, what is p?

Guest Sep 8, 2021

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431

1

Algebra

Rationalize the denominator of $\displaystyle \frac{1}{\sqrt{5} - \sqrt{2}}$. With your answer in the form $\displaystyle \frac{\sqrt{A} + \sqrt{B}}{C}$, and the fraction in lowest terms, what is $A + B + C$?

Guest Sep 8, 2021

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516

6

I still have no idea how to do! Please help me tysm

Andy and Jimmy collected 370 toy cars altogether. 1/4 of Andy's toy cars was 25 more than 1/5 of Jimmy's toy cars. How many toy cars did Andy collect than Jimmy?

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Guest Sep 8, 2021

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415

1

Sequence

The seventh and tenth terms of a geometric sequence are 7 and 21, respectively. What is the 8th term of this progression?

Guest Sep 8, 2021

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2190

1

R=42−0.7tR, equals, 42, minus, 0, point, 7, t

R=42−0.7tR, equals, 42, minus, 0, point, 7, t
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 read more ..

Guest Sep 8, 2021

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496

2

+32

midpoint

AE=10x-y CE=2x+2y-4 DE=2x-y+4

mamabear81 Sep 8, 2021

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425

1

HELP MELODY

In the diagram, , and are the centers of the three semi-circles. Also, and .
What is the length of ?

Guest Sep 8, 2021

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405

1

Trapezoid

ABCD is a trapezoid with bases AB and DC. We know that angle C equals 60 and angle D=45. If AB=5-2sqrt3 and BC=8, what is DC?

Guest Sep 8, 2021

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399

1

Quadratic Equations

Find the product of all positive integer values of c such that 8x^2 + 45x + c = 0 has two real roots.

Guest Sep 8, 2021

0

390

1

Cone

a cylinder and a cone have the same height, but the base radius of the cylinder is only 1/3 of that cone. If the volume of the cylinder is 7, then what is the volume of the cone?

Guest Sep 8, 2021

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