Maria wants to take $200 with her when she goes on vacation at the end of the month. she has $25 currently and makes $35 each night she babysits. How many nights will maria have to babysit to be within $20 of her goal?

Substitution for: X-5y=10 2x-10y=20

A triangle has the angle measurements of 87 degrees and 32 degrees. What is the measurement of the third angle?

The speed of a moving sidewalk at an airport is 6 ft/sec. a person can walk 51 ft forward on the moving sidewalk in the same time it takes to walk 7 ft on a nonmoving sidewalk in the opposite direction.

A poll was conducted in which every 49th student entering a school is polled. there where 496 students that entered the school on the day of the poll. which type of sampling was used?

If you flip the graph of the quadratic parent function, f (x) = x2, over the x-axis, what is the equation of the new function? A. g (x) = - x2 B. g (x) = x-2 C. g (x) = (-x) 2 D. g (x) =

Simplify - (3a+4b) + 5a-4b 2a 8a-8b 2a-8b 2a+8b

Janice is dividing 1.92 divided by 6. Why does she exchange the place value blocks shown for 18 tenths and 12 ones?

ДЗ: 1. В школьной библиотеке 60% всех книг составляют учебники. Сколько всего книг в школьной библиотеке, если учебников 588 экземпляров? А) 1060 Б) 956 В) 1248 Г) 980

A farmer uses 657 acres to plant wheat and sunflowers. The profits will be the greatest if the farmer plants 287 acres more of wheat than of sunflowers. Find how many acres of each the farmer should plant.

A coin is flipped and a six-diced die is rolled. What is the probability that the coin lands heads and the die shows four or more? (Hint: define A to be the event 'coin lands heads' and B to be the event 'die shows four or more'.