Basic Numeracy/Quantitative Aptitude

647. A survey was conducted by the Society of Dog Ownners. 2/9 of dog owners answered they had 1 dog only. 4/6 of dog owners answered they had 2 dogs. The remaining 320 respondents answered they had 3 or more dogs. How many answered they had 1 dog only?

	(a) 320
	(b) 560
	(c) 480
	(d) 640

648. The year is 2012. Dylan is the oldest and will turn 25 in the year of 2015. John is half the age of Dylan, and Mike is four years older than John. How old will John be in 2015?

	(a) 20
	(b) 14
	(c) 18
	(d) 15

649. Car B is 12 miles behind Car A, both are driving towards the same destination. Car A is driving at a speed of 40 miles/hour. What speed will Car B need to maintain in order to overtake Car A in exactly 40 minutes?

	(a) 12
	(b) 52
	(c) 18
	(d) 58

650. If 30% of 250 =2X, what is 20% of 4X

	(a) 30
	(b) 10
	(c) 15
	(d) 5

TOTAL

Detailed Solution

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