Leafie

11 Questions
9 Answers

0

495

1

+79

help brain.exe has stopped working

There are $5$ girls and $5$ boys in a chess club. The club holds a round-robin tournament in which every player plays against every other player exactly once. In how many games does a girl play against another girl?

HELP PLEASE lire plus ..

Leafie 8 févr. 2021

+1

481

2

+79

Helpity help help

It is a beautiful day at the beach and ten beach volleyball players have shown up at the volleyball courts. Each two-person volleyball team should consist of a setter and a spiker. Five of the players prefer to be a spiker, four of the players prefer to lire plus ..

Leafie 4 févr. 2021

+2

458

2

+79

Help? Plez?

Five couples were at a party. If each person shook hands exactly once with everyone else except his/her spouse, how many handshakes were exchanged? (Note: One obviously doesn't shake hands with oneself.)

Leafie 26 janv. 2021

+4

690

2

+79

HELP. PLEZ. ASAP.

A survey of $120$ teachers determined the following: $70$ had high blood pressure $40$ had heart trouble $20$ had both high blood pressure and heart trouble What percent of the teachers surveyed had neither high blood pressure nor heart trouble?
<lire plus ..

Leafie 18 janv. 2021

+4

1065

2

+79

HELP!!!!

Rhombus $ABCD$ has perimeter $148$, and one of its diagonals has length $24$. How long is the other diagonal?

Leafie 8 janv. 2021

+2

483

2

+79

HELP PLZZZZZz

Turtles can live a long time. This stem-and-leaf plot shows the ages (in years) of the turtles in the reptile house of the Kalamazoo Zoo. A box turtle and a map turtle escape from the reptile house of the Kalamazoo Zoo. The box turtle is older than lire plus ..

Leafie 6 janv. 2021

+2

566

2

+79

help plz help PWEEEEEZE I RLLY NEED IT ASAP

The ages of the 27 students signed up for the community center's Spanish I class are given below. In the stem and leaf plot shown, $3|2$ represents 32 years old. For this data, the mean is $x$ years, the median is $y$ years, and the mode is $z$ years. What lire plus ..

Leafie 4 janv. 2021

+2

885

4

+79

PLZ HELP ASAP

A standard six-sided die was rolled 50 times, and the outcomes are shown in the table. What is the average of the 50 outcomes? Express your answer as a decimal to the nearest hundredth.
lire plus ..

Leafie 3 janv. 2021

+2

517

5

+79

HALP

What is the largest possible median for the five number set $\{x, 2x, 3, 2, 5\}$ if $x$ can be any integer?

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Leafie 29 déc. 2020

+2

613

3

+79

HELPPPPP

On her daily homework assignments, Qinna has earned the maximum score of $10$ on $15$ out of $40$ days. The mode of her $40$ scores is $7$ and her median score is $9$. What is the least that her arithmetic mean could be? Express your answer as a decimal lire plus ..

Leafie 28 déc. 2020

+79

0

It's actually 29, but thanks for helping! :D

Leafie7 févr. 2021

+79

+3

Thanks!

Leafie26 janv. 2021

+79

+1

Thanks!

Leafie19 janv. 2021

+79

+1

Thank you!

Leafie14 janv. 2021

+79

+1

Thank you! :DD

Leafie6 janv. 2021

+79

+2

TYTYTY :D

Leafie4 janv. 2021

+79

+1

ok thanq! TY :D

Leafie3 janv. 2021

+79

+1

Thanks guys! :D

Leafie29 déc. 2020

+79

+1

The answer is actually 7.9, but thnx!

Leafie29 déc. 2020