One person can do a certain job in twenty-one minutes, and another person can do the same job in twenty-eight minutes. How many minutes will it take them to do the job together?

6 min

12 min

24 min

Which notation best represents the phrase "at least 24"?

Determine the seating capacity of an auditorium with 25 rows of seats if there are 20 seats in the first row, 24 in the second row, 28 in the third row, and so on.

Subtract (2x - 5) from (6x + 1)

Qual é o valor da expressão 2 elevado a 4 x 1/8 elevado a - 1 - 2 elevado a 11? (A) 2 (B) 512 (C) 1 024 (D) 2 048 (E) 4 096

Which statement below is true? A. If p → q is true, then q → p is true. B. If p → q is true and p is true, then q is true. C. If p → q and q → r are true, then q → p is true. D. If p → q and q → r are true, then r → p is true.

Last years average ticket price was £22 this year the average ticket price has increased by 5% what is the average price now

One of the altitudes of the parallelogram shown is 1223 units. What is the length of the other altitude? 5 units 6 units 30 units V40 units

Stacey's fruit salad recipe uses proportional amounts of different fruits. There are 2 cups of grapes for every 5 cups of pineapple. There are 4 cups of pineapple for every 5 cups of apples.

Passes through (-4, - 5), slope = 3/4

True or false a reflection across the line y=-x