Susan begins counting backward from 1298 by 4's, saying one number every 5 seconds. At the same time, Jim begins counting forward from 171 by 3's, saying one number every 5 seconds. What number will they both say at the same time?
(A) 640 (B) 644 (C) 648 (D) 650 (E) 654

Question

Susan begins counting backward from 1298 by 4's, saying one number every 5 seconds. At the same time, Jim begins counting forward from 171 by 3's, saying one number every 5 seconds. What number will they both say at the same time?
(A) 640 (B) 644 (C) 648 (D) 650 (E) 654

anonymous · Answer

@kelliegirl33 @kayla_b_stephens @nincompoop

anonymous · Answer

http://www.hchs.hunter.cuny.edu/images/uploads/Hunter_College_High_School_Sample_Entrance_Exam.pdf

anonymous · Answer

the questions and answer are on this exam sampler

anonymous · Answer

I go to Hunter College High School, but I wanted to practice math.

anonymous · Answer

oh okay well you can use it to check your answer then

anonymous · Answer

Well I wanted to know the explanation to approach each answer.

anonymous · Answer

i was trying to find one

anonymous · Answer

well...the answer is 654, but I am not sure how to do it. Kayla gave the answer sheet with that question on it...sorry I can't help

anonymous · Answer

i just did something that can give the answer

anonymous · Answer

what did you do ?

anonymous · Answer

1298/4 =324.5*2 +5= 654

anonymous · Answer

this is the only way i could get 654

anonymous · Answer

@myininaya ...can you explain how to do this please

anonymous · Answer

@e.mccormick ...can you help

anonymous · Answer

somebody will be able to explain this