[Ques]: The area of a triangle is with base 10m and height 5m?
Options:
(A) 11
(B) 25
(C) 787
(D) 122
(E) 12
*Ans*: (B)
--CoT--: 1/2 * 10 * 5 = 25 m2

[Ques]: A train running at the speed of 60 km/hr crosses a pole in 9 sec. What is the length of the train?
Options:
(A) 2287
(B) 27
(C) 299
(D) 287
(E) 150
*Ans*: (E)
--CoT--: Speed = 60 * 5/18 = 50/3 m/sec
Length of the train = speed * time = 50/3 * 9 = 150 m

[Ques]: A marble shop contains 6 blue marbles, 7 red marbles, and 7 green marbles. If 4 marbles are purchased at random from the shop, what is the probability that the 4 marbles will be blue?
Options:
(A) 5/19
(B) 9/20
(C) 1/57
(D) 15/57
(E) 15/684
*Ans*: (C)
--CoT--: It doesn't matter which type of card you choose, so:
Probability of choosing 1st card: 6/20
Probability of choosing 2nd card of the same type: 5/19
Probability of choosing 3rd card of the same type: 4/18
Multiply and you get 1/57

[Ques]: Find the odd man out
253, 136, 352, 328, 631, 244
Options:
(A) 328
(B) 136
(C) 352
(D) 631
(E) 531
*Ans*: (A)
--CoT--: The sum all three digits comes to 10 except 328