In the following questions a question is followed by data in the fonn of two statements labelled as I and II. You have to decide whether the data given in the statement is sufficient to answer the questions.
Is the natural nurnber 'n' a perfect square ?
I. 'n' leaves remainder 2 when divided by 4.
II. 'n' ends with zero.
What is the length of the side AC in the isosceles triangle ABC?
I. $$\angle C = 90^\circ$$
II. $$AB = 10 \sqrt{2}$$
What is the selling price of the a1ticle A?
I. Cost price of A is Rs.120.
II. Discount on the marked price of A is Rs. 30.
In a class of 60 students, each one plays either cncket or hockey. How many play cricket only?
I. 30 students play both the games.
II. 10 students play hockey only.
What is the total cost of 2 benches and 3 chairs?
I. Cost of 2 benches is Rs. 600 more than the cost of 3 chairs.
II. Cost of a chair is Rs.200 less than $$\frac{2}{3}rd$$ of the cost of a bench.
The speed of a boat in still water is 8 kmph. What distance can it travel in 20 minutes?
I. The boat is moving down the stream.
II. Speed of the current is 2 kmph.
What is the remainder obtained when the integer N is divided by 60 ?
I. $$N = (n - 2)(n - 1)n(n + l)(n + 2)$$, where $$n > 1$$ is an integer.
II. $$500 < N < 2500$$
Two natual numbers are in the ratio 3 : 7. What is their difference?
I. The product of numbers is 1344.
II. Both numbers are less than 100.