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Post New Question
All Questions
+0
237665 Questions
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546
12
+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
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xxJenny1213xx
Mar 19, 2021
0
480
1
+84
y=3x+10
y=3x+10
3x+2y=16
(Type a ordered pair
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dadevb124
Mar 19, 2021
0
315
1
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
0
547
3
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
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Guest
Mar 19, 2021
0
491
3
+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.
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xxJenny1213xx
Mar 19, 2021
0
484
1
fractions
is 1/4 = 9/36
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Guest
Mar 19, 2021
0
295
0
fractions
1/4 = 9/36
Guest
Mar 19, 2021
0
630
1
+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
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xxJenny1213xx
Mar 19, 2021
+1
521
1
+5
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
0
387
1
geometry of circle
Find the missing measure.
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Guest
Mar 19, 2021
0
440
1
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
0
373
1
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?
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Guest
Mar 19, 2021
0
324
1
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
0
463
2
surface area
What is the total surface area?
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Guest
Mar 19, 2021
0
384
1
composite figure
Find the area of the composite figure below.
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Guest
Mar 19, 2021
0
371
1
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
0
482
1
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
0
491
1
https://web2.0calc.com/questions/please-help_51370
https://web2.0calc.com/questions/please-help_51370
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Guest
Mar 19, 2021
0
382
1
area
Find the area of the figure.
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Guest
Mar 19, 2021
0
837
1
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
0
521
1
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
3
+428
help plz
Find all positive integers n for which is a perfect square.
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Dennis070sinneD
Mar 19, 2021
-1
449
1
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
0
372
0
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
0
382
1
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?
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Guest
Mar 19, 2021
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