All Questions

546

+614

probability

Ricky has a dumpling five-shooter with one dumpling in one of the five chambers. He spins it and fires, repeating this two-step process until he gets the dumpling to come out. What is the probability that he gets the dumpling to come out on the 2nd or 4th read more ..

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xxJenny1213xx Mar 19, 2021

480

+84

y=3x+10

y=3x+10
3x+2y=16
(Type a ordered pair

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dadevb124 Mar 19, 2021

315

number theory

A, B, C, and D are positive digits such that ABCD + BCD + CD + D =2021. Find A + B + C + D

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Guest Mar 19, 2021

547

hard

Edwin has a gift card worth $25 to a digital music service. The table shows the items that he has picked out to download so far.

ItemCost ($)
R&B Hits Album9.99 read more ..

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Guest Mar 19, 2021

491

+614

prabability and statistics

my bad for posting 3 questions on 1 post, but I am confused and need help
1. An unfair coin shows heads 2/3 of the time. What is the probability that it shows heads exactly five out of seven flips? Answer should be a common fraction. read more ..

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xxJenny1213xx Mar 19, 2021

484

fractions

is 1/4 = 9/36

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Guest Mar 19, 2021

295

fractions

1/4 = 9/36

Guest Mar 19, 2021

630

+614

help pls

1.Five policemen and five thieves stand in a line for a picture. What is the probability that all the policemen stand together while the thieves DO NOT ALL stand together? Answer should be a common fraction.
2. An unfair coin shows heads read more ..

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xxJenny1213xx Mar 19, 2021

521

i need urgent help please

number of red counters:number of blue counters =1:4
write down the fraction of the counters that are red

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sophiejanehubib Mar 19, 2021

387

geometry of circle

Find the missing measure.

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Guest Mar 19, 2021

440

geometry of circle

Find the missing measure. Assume that any segment that appears to be tangent is tangent.

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Guest Mar 19, 2021

373

precalc

Consider the non-right triangle below.Suppose that m∠ACB=97∘ and m∠BAC=47∘, and that y=51.2 cm. What is the value of x?

read more ..

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Guest Mar 19, 2021

324

geometric progression

A G.P has its 3rd term and 7th term as 45 and 3645 respectively. what is the product of its 2nd and 4th

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Guest Mar 19, 2021

463

surface area

What is the total surface area?

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Guest Mar 19, 2021

384

composite figure

Find the area of the composite figure below.

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Guest Mar 19, 2021

371

Peter has 288 coins

Peter has 288 coins. 25% of these coins are 1 dollar coins. He wants to increase the number of 1-dollar coins to 64%. How many more 1-dollar coins must he collect?

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Guest Mar 19, 2021

482

complementary angles

Angles A and B are complementary. Angle A has a measure of 2X - 8. Angle Bhas a measure of 36. What is the value of X?

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Guest Mar 19, 2021

491

https://web2.0calc.com/questions/please-help_51370

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Guest Mar 19, 2021

382

area

Find the area of the figure.

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Guest Mar 19, 2021

837

equation of line

What is the equation of the line that passes through the point (-1,-7) and has a slope of 2

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Guest Mar 19, 2021

521

perfect square trinomial

state the value of c so it is a perfect square trinomial. the equation is 4x^2-24x+c.

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Guest Mar 19, 2021

+10

548

+428

help plz

Find all positive integers n for which is a perfect square.

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Dennis070sinneD Mar 19, 2021

-1

449

circle

Find the area of the circle to the nearest hundredth. Use 3.14 or 22/7 for pi.

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Guest Mar 19, 2021

372

please help

The edges of the bases of the frustum of a regular square pyramid have length 5 and 9, and the slant height of the frustum is 6. What is the volume of the frustum?

Guest Mar 19, 2021

382

PLS HELP!!!!!

A right triangle with integer leg lengths is called "cool'' if the number of square units in its area is equal to twice the number of units in the sum of the lengths of its legs. What is the sum of all the different possible areas of cool right triangles? read more ..

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Guest Mar 19, 2021

All Questions ⁺⁰237665 Questions

probability

y=3x+10

number theory

hard

prabability and statistics

fractions

fractions

help pls

i need urgent help please

geometry of circle

geometry of circle

precalc

geometric progression

surface area

composite figure

Peter has 288 coins

complementary angles

https://web2.0calc.com/questions/please-help_51370

area

equation of line

perfect square trinomial

help plz

circle

please help

PLS HELP!!!!!

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