SAT

Marco is ordering salt, which is only sold in 30-pound bags. He currently has 75 pounds of salt, and he needs to have a minimum of 200 pounds. Which of the following inequalities shows all possible values for the number of bags, b, that Marco needs to order to meet his minimum requirement?

In the Antares Corporation, 3/7 of the managers are female. If there are 42 female managers, how many managers in total are there?

Right triangle CDE has its right angle at vertex D. The length of DE is 8 feet and the length of CE is 17 feet. What is the length, in feet, of CD?

On a certain high school athletic team, the ratio of freshmen to sophomores to juniors to seniors is 1:3:4:6. If there are 60 juniors on the team, how many students in total are on the team?

Which of the following is equal to (8 − 2i)(3 + 5i)?

In 2004, Cindy had $4,000 in a mutual fund account. In 2005, the amount in the same account was $5,000. If the percent increase from 2004 to 2005 was the same as the percent increase from 2005 to 2006, how much did Cindy have in this account in 2006?

Tanya leaves her home at 1:30 p.m. and drives at an average of 40 mph and then stops at 3:00 p.m. If Max needs to travel half the distance to meet Tanya at 3 p.m., how fast must he drive if he leaves at 2 p.m.?

9k × 272k =

For a long time, the price of a certain console remained the same. Because of new tariffs, the price of this console increased by 50% last week, and stayed at this new level. This week, Amanda purchased the console with a 50% off coupon. Amanda paid $240. hat was the original price, before the last week’s price increase?

The length of each side of an equilateral triangle is increased by 20%, resulting in triangle ABC. If the length of each side of the original equilateral is decreased by 20%, resulting in triangle DEF, how much greater is the area of triangle ABC than the area of triangle DEF?

a^2 – 26a + 69 = 0 If a – 5 > 0, what is the value of a?

If p = 5.5, what is the value of |p| –|1 – p|?

If (3x + 2)(5x + 1) = ax2 + bx + 2, what is the value of a – b?

Leo is manufacturing 1 meter rulers. If the ruler differs from the expected length by more than 1 mm, he needs to throw it away. If x is the length of the ruler in meters, what absolute value inequality represents the rulers that Leo does NOT throw away?

If 4n(n + 8) = 36 , what is the product of the two solutions to this equation?

f (x) = 2x – 1, and g (x) is a linear function that is perpendicular to f (x). If (0,4) is a point of g (x), at what point do f (x) and g (x) intersect?

A website hopes to sign up 100,000 subscribers. So far, the website has signed up an average of 500 subscribers per day for d days. Which of the following represents the number of additional subscribers, W, the website must sign up to reach its goal?

If f is a function and f(4) = 5, which of the following CANNOT be the definition of f ?

Régine is measuring how many solutions from Batch x and Batch y are acidiShe measured a total of 100 solutions from both batches. 40% of the solutions from Batch x and 70% of the solutions from Batch y were acidic, for a total of 48 acidic solutions. Solving which of the following systems of equations yields the number of solutions in Batch x and Batch y ?