SAT MATH VIDEOS
(Part - 15)

Problem 1 :

|n - 2| < 5

How many integers n satisfy the inequality above?

A)  Six

B)  Seven

C)  Eight

D)  Nine

Solution :

Problem 2 :

satmathroadtrip.png

The road above shows Alicia's speed during a road trip. She stopped at a rest stop during her trip to take a nap. Based on the graph, Alicia stopped for her nap after how many hours of driving?

A)  1

B)  2

C)  3

D)  4

Solution :

Problem 3 :

sattriangle.png

In the figure above, DE is parallel to ABIf AD = 6, DC = 3 and AB = 18, what is the length of DE?

A)  3

B)  6

C)  9

D)  12

Solution :

Problem 4 :

A school district wants to make at least 600 but no more than 700 computers available to students. To meet this goal, the superintendent puts aside a budget to install 8 new computers every month. If there is a total of 200 computers available at the schools in the districts currently, which of the following inequalities gives the possible number of months t for which the school district can contribute to add new computers? Assume t is an integer.

A)  50 ≤ t ≤ 62

B)  50 ≤ t ≤ 63

C)  75 ≤ t ≤ 87

D)  75 ≤ t ≤ 88

Solution :

Problem 5 :

The net effective charge between two particles as a proportion of total charge is represented by E in the formula above, where P is the magnitude of the positive charge and N is the magnitude of the negative charge. Which of the following expresses N in terms of P and E?



Solution :

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