Education.com
Try
Brainzy
Try
Plus

# Tip #49 to Get a Top SAT Math Score (page 2)

By McGraw-Hill Professional
Updated on Sep 10, 2011

### Example Problems

Name the skill(s) that you can use, and then solve each question.

### Easy

1. If m < 0, which of the following is greatest?
1. m
2. 3m
3. 6m
4. 9m
5. It cannot be determined from the information given.
2. If p < –1, which of the following is greatest?
1. p
2. 1 + p
3. 1 – p
4. p3
3. If m(x) = 2(3x)2, what is the value of m(n) ?
1. 18 n2
2. 36 n2
3. 56 n2
4. 72 n2
5. 144 n2

### Medium

1. If the Yoga Club has 42 members and the Dungeons and Dragons Live Action Role Playing Club has 25 members and there are 18 students that belong to both clubs, how many people total will be at a joint meeting of both clubs, if all members attend?
1. 18
2. 31
3. 49
4. 58
5. 67
2. If 4 less than half a number is equal to thirty percent of the number, what is 3 times the number?
1. 2
2. 5
3. 12
4. 30
5. 60
3. For the numbers in the data set {3, 5, 1, 7, 7, 3, 2, p, 1, 3,}, the median is 3 and the only mode is 3. Each of the following could be the value of p EXCEPT
1. 3
2. 4
3. 5
4. 6
5. 7

### Hard

1. Set M consists of m members, and set P consists of p members. And r represents the number of members that belong to both set M and set P. If set Z consists only of members who belong to either set M or set P, but not both, which of the following could represent the number of members of set Z ?
1. m + pr
2. m + p – 2r
3. mpr
4. mp + 2r
5. m + p
2. If each of the five finalists in the world SAT Math Olympics will face each of the others in head–to–head competition, how many of these one–on–one matches will be played?
3. The dartboard shown above has a small circle, with radius 3.5, inside a larger circle, with radius 5. When Matty randomly throws a dart at the board, which of the following is closest to the probability that it will land in the shaded region?
4. If |x – 3| = 4 and |y + 2| = 3, what is the greatest possible value for xy ?
1. –8
2. –2
3. 0
4. 6
5. 12