ghistory

16 Questions
0 Answers

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+64

Halp with probability!

The grid below is made up of line segments, like the line segment in red.
[asy]
unitsize(1 cm);
int i;
for (i = 0; i <= 3; ++i) {
draw((i,0)--(i,2));<#> }<#> for (i = 0; i <= 2; ++i) {<#> draw((0,i)--(3,i));<#> mehr ..

ghistory 22.12.2024

0

9

1

+64

help me pls with counting and probability

Find the number of ways of choosing three circles below, so that no two circles are next to each other.
[asy]
unitsize(1 cm);
int i;
for (i = 0; i <= 11; ++i) {<#> draw(Circle(2*dir(360/12*i),0.3));<#> label(string(i + 1), mehr ..

ghistory 13.10.2024

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14

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+64

Halp Asap!

All sacks of sugar have the same weight. All sacks of flour also have the same weight, but not necessarily the same as the weight of the sacks of sugar. Suppose that two sacks of sugar together with five sacks of flour weigh no more than $60$ pounds, and mehr ..

ghistory 03.08.2024

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19

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+64

halp

A magician makes potions by combining maple syrup from a magical maple tree with ordinary water. The magician starts with a large supply of two potions: a red potion, which is 60% magical syrup by volume (and the rest is just water), and blue potion, which mehr ..

ghistory 29.06.2024

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12

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+64

halp ASAP

One ordered pair $(a,b)$ satisfies the two equations $ab^4 = 48$ and $a^2 b^3 = 24$. What is the value of B in this ordered pair?

ghistory 27.06.2024

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14

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+64

Halp

Find the ordered pair $(s,t)$ that satisfies the system
\begin{align*}
\dfrac{s}{2} + 5t &= 3,\\
3t - 6s &= 9. mehr ..

ghistory 27.06.2024