Search found 62 matches
OG2015 PS Lois has x dollars
Lois has x dollars more than Jim has, and together they have a total of y dollars. Which of the following represents the number of dollars that Jim has?
(A) (y - x)/2
(B) y - x/2
(C) y/2 - x
(D) 2y - x
(E) y - 2x
OA: A
Hi, Experts. Please share the solution to this problem. Thanks.
- by lionsshare
Wed Sep 13, 2017 9:34 pm- Forum: Problem Solving
- Topic: OG2015 PS Lois has x dollars
- Replies: 4
- Views: 1322
OG2015 PS The figure above shows
https://s26.postimg.org/m5muhvml1/BTG_image5.jpg The figure above shows a circular flower bed, with its center at O, surrounded by a circular path that is 3 feet wide. What is the area of the path, in square feet? (A) 25Ï€ (B) 38Ï€ (C) 55Ï€ (D) 57Ï€ (E) 64Ï€ OA: D Can anyone, please share the solut...
- by lionsshare
Wed Sep 13, 2017 8:10 pm- Forum: Problem Solving
- Topic: OG2015 PS The figure above shows
- Replies: 3
- Views: 1225
OG2015 PS A committee is composed
A committee is composed of w women and m men. If 3 women and 2 men are added to the committee, and if one person is selected at random from the enlarged committee, then the probability that a woman is selected can be represented by (A) w/m (B) w/(w+m) (C) (w+3)/(m+2) (D) (w+3)/(w+m+3) (E) (w+3)/(w+m...
- by lionsshare
Wed Sep 13, 2017 7:42 pm- Forum: Problem Solving
- Topic: OG2015 PS A committee is composed
- Replies: 4
- Views: 3812
OG2015 PS In a certain city
In a certain city, 60 percent of the registered voters are Democrats and the rest are Republicans. In a mayoral race, if 75 percent of the registered voters who are Democrats and 20 percent of the registered voters who are Republicans are expected to vote for Candidate A, what percent of the registe...
- by lionsshare
Wed Sep 13, 2017 3:23 am- Forum: Problem Solving
- Topic: OG2015 PS In a certain city
- Replies: 4
- Views: 3618
OG2015 PS In the rectangular solid
https://s26.postimg.org/lpwxfebt1/BTG_image4.jpg In the rectangular solid above, the three sides shown have areas 12, 15, and 20, respectively. What is the volume of the solid? (A) 60 (B) 120 (C) 450 (D) 1,800 (E) 3,600 OA: A Experts, please share an approach in solving this problem. Thank you.
- by lionsshare
Wed Sep 13, 2017 3:18 am- Forum: Problem Solving
- Topic: OG2015 PS In the rectangular solid
- Replies: 1
- Views: 1349
OG2015 PS In the figure above,
In the figure above, if PQRS is a parallelogram, then y - x =
(A) 30
(B) 35
(C) 40
(D) 70
(E) 100
OA: A
Any one, please explain the solution to this problem. Thanks.
- by lionsshare
Wed Sep 13, 2017 3:13 am- Forum: Problem Solving
- Topic: OG2015 PS In the figure above,
- Replies: 2
- Views: 1311
OG2015 PS The average (arithmetic mean)
The average (arithmetic mean) of 10, 30, and 50 is 5 more than the average of 20, 40, and
(A) 15
(B) 25
(C) 35
(D) 45
(E) 55
OA: A
Hello, Experts. Please explain the solution to this. Thanks.
- by lionsshare
Wed Sep 13, 2017 2:37 am- Forum: Problem Solving
- Topic: OG2015 PS The average (arithmetic mean)
- Replies: 2
- Views: 1453
OG2015 PS 1−(1/2−2/3)
1−(1/2−2/3)=
(A) 6/5
(B) 7/6
(C) 6/7
(D) 5/6
(E) 0
OA: B
Could anyone please, share the solution to this problem. Thank you.
- by lionsshare
Wed Sep 13, 2017 2:24 am- Forum: Problem Solving
- Topic: OG2015 PS 1−(1/2−2/3)
- Replies: 2
- Views: 1377
OG2015 PS If x = 1- 3t
If x = 1- 3t and y = 2t - 1, then for what value of t does x = y?
(A) 5/2
(B) 3/2
(C) 2/3
(D) 2/5
(E) 0
OA: D
Anyone, please share the solution to this problem. Thanks!
- by lionsshare
Sun Sep 10, 2017 4:01 pm- Forum: Problem Solving
- Topic: OG2015 PS If x = 1- 3t
- Replies: 3
- Views: 1054
OG2015 PS John has 10 pairs
John has 10 pairs of matched socks. If he loses 7 individual socks, what is the greatest number of pairs of matched socks he can have left?
(A) 7
(B) 6
(C) 5
(D) 4
(E) 3
OA: B
Could someone please explain what is the right approach to this problem? Thanks!
- by lionsshare
Sun Sep 10, 2017 3:57 pm- Forum: Problem Solving
- Topic: OG2015 PS John has 10 pairs
- Replies: 3
- Views: 1634
OG2015 PS The dots on the
https://s26.postimg.org/y7zih3gr9/BTG_image2.jpg The dots on the graph above indicate the weights and fuel efficiency ratings for 20 cars. How many of the cars weigh more than 2,500 pounds and also get more than 22 miles per gallon? (A) 3 (B) 5 (C) 8 (D) 10 (E) 11 OA: B Please, any one could share ...
- by lionsshare
Sun Sep 10, 2017 3:46 pm- Forum: Problem Solving
- Topic: OG2015 PS The dots on the
- Replies: 2
- Views: 1011
OG2015 PS A rope 40 feet
A rope 40 feet long is cut into two pieces. If one piece is 18 feet longer than the other, what is the length, in feet, of the shorter piece?
(A) 9
(B) 11
(C) 18
(D) 22
(E) 29
OA: B
Anyone please, explain the POE. Thanks.
- by lionsshare
Fri Sep 08, 2017 3:51 pm- Forum: Problem Solving
- Topic: OG2015 PS A rope 40 feet
- Replies: 3
- Views: 1257
OG2015 PS In the figure above
In the figure above, the coordinates of point V are
(A) (-7,5)
(B) (-5,7)
(C) (5,7)
(D) (7,5)
(E) (7,-5)
OA: E
Hello, Experts. Please help explain what's the best approach to solving this problem. Thanks!
- by lionsshare
Fri Sep 08, 2017 3:46 pm- Forum: Problem Solving
- Topic: OG2015 PS In the figure above
- Replies: 3
- Views: 1080
OG2015 PS Running at the same
Running at the same constant rate, 6 identical machines can produce a total of 270 bottles per minute. At this rate, how many bottles could 10 such machines produce in 4 minutes? (A) 648 (B) 1,800 (C) 2,700 (D) 10,800 (E) 64,800 OA: B Can someone please explain how to solve this problem. Thank you.
- by lionsshare
Fri Sep 08, 2017 3:40 pm- Forum: Problem Solving
- Topic: OG2015 PS Running at the same
- Replies: 4
- Views: 3883
OG2015 PS The average (arithmetic mean)
The average (arithmetic mean) of the integers from 200 to 400, inclusive, is how much greater than the average of the integers from 50 to 100, inclusive?
(A) 150
(B) 175
(C) 200
(D) 225
(E) 300
OA: D
Please, anyone, help in explaining the approach to solving this problem. TY.
- by lionsshare
Fri Sep 08, 2017 3:17 pm- Forum: Problem Solving
- Topic: OG2015 PS The average (arithmetic mean)
- Replies: 2
- Views: 874