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All Questions
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230934 Questions
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155
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Counting
There are 97 students in South High School. South High School offers only Chinese and Spanish. There are 5 more students in Chinese than in Spanish, and every student takes at least one language. If students take only Spanish, then
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Guest
Jan 16, 2022
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286
1
Counting
At my office, 16 people own cats, 9 people own dogs, and people own both cats and dogs. How many people own a cat or a dog?
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Guest
Jan 16, 2022
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177
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Graphing
The graph of y = f(x) is shown below, with one unit between grid lines. Assume f(x) is defined only on the domain shown. What is the sum of all integers c for which the equation f(x) = c has exactly 6 solutions?
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Guest
Jan 16, 2022
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336
1
+53
Math
At the Galactic Workshop, Robby the Robot had 5 times as many zurks in his pile as Charlie the Cyborg. Robby gave 10 zurks to Charlie so they would each have the same amount. How many zurks do they have altogether?
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Sturasion12345
Jan 16, 2022
+1
289
1
+53
Math challenge
Peter collected 9 times as many comics as Danny. When Peter gave Danny some of his comics, they each had 20. How many comics had Peter given to Danny?
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Sturasion12345
Jan 16, 2022
+1
246
1
Please help me
Baskets are arranged into 15 short rows and 10 long rows. Each long row has
16 more baskets than each short row. 2/3 of the baskets are arranged into long
rows. 1/5 of the baskets are arranged into short rows, the remaining baskets
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Guest
Jan 16, 2022
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161
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Algebra
The arithmetic mean of 23, 16, 30, 33 and two other numbers that differ by 2 is 27. If the smallest of these 6 numbers is discarded, find the arithmetic mean of the remaining 5 numbers.
Guest
Jan 16, 2022
+1
239
1
Please help
Tim bought some papayas and oranges from a fruit stall. 2 papayas cost as much as 6 oranges. He paid $19 for 5 papayas and 5 oranges. What was the cost of 1 papaya?
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Guest
Jan 16, 2022
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370
7
Probability
If I choose four cards from a standard 52-card deck, with replacement, what is the probability that I will end up with four Aces?
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Guest
Jan 16, 2022
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179
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Algebra
When f(x) = ax^3 - 6x^2 + bx - 5 is divided by x - 1, the remainder is -5. When f(x) is divided by x + 2, the remainder is . Find the ordered pair (a,b).
Guest
Jan 16, 2022
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261
1
plz help
The expression $x^2 + 13x + 30$ can be written as $(x + a)(x + b),$ and the expression $x^2 - 9$ written as $(x + b)(x - c)$, where $a$, $b$, and $c$ are integers. What is the value of $a + b + c$?
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Guest
Jan 16, 2022
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283
1
helppppp
how do you solve (b)?
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Guest
Jan 16, 2022
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419
2
+677
Help..
Why is it no longer possible to ask a question as a guest? (In the German forum.)
It said only become a member for free!
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Straight
Jan 16, 2022
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291
1
How to calclate
sin(a)+cos(a) if tg(a)=3/4
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Guest
Jan 16, 2022
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196
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help counting
Find the number of ordered pairs $(a,b)$ of integers such that $|a + bi| \le 8.$
Guest
Jan 16, 2022
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263
1
Probability
3 cards are chosen at random from a standard 52-card deck. What is the probability that they can be arranged into a group of three consecutive cards, all of the same suit? For this problem, an Ace can either come before a 2 or after a King, but not both
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Guest
Jan 16, 2022
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311
1
help inequality
Let a be the smallest integer satisfying the inequality x^2 - 15 < 12x, and let b be the largest integer satisfying the same inequality. What is b-a?
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Guest
Jan 16, 2022
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191
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help coordinates
What is the sum of all numbers a for which the graph of y=x^2+a and the graph of y=2ax intersect one time?
Guest
Jan 16, 2022
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177
0
Quadratic
The graph of the quadratic y = ax^2 + bx + c has the following properties: (1) The maximum value of y = ax^2 + bx + c is 5, which occurs at x = 3. (2) The graph passes through the point (0,8). If the graph passes through the point (4,m), then
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Guest
Jan 16, 2022
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273
3
Decimals
What numeral is in the 100th decimal place in the decimal representation of ?
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Guest
Jan 16, 2022
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291
1
+4
Geometry
Find X if m < GHU = 60º
m < GHI = 12x +1,
and m < UHI = -11+8x.
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Kenrich137
Jan 16, 2022
0
278
1
+53
Help please
Courtney is making chocolate milkshakes for Savannah's birthday party. There will be fourteen people at the party. It takes a third of a cup of milk to make one chocolate milkshake. How many cups of milk will it take to make fourteen milkshakes?
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Sturasion12345
Jan 16, 2022
0
304
2
+53
help asap
Although playing chess doesn't intrigue John, he agreed to play a few games with Anthony. Anthony has a real knack for the game and easily defeated John every time they played. The first game lasted one-fourth of an hour. The second game took a
read more ..
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Sturasion12345
Jan 16, 2022
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