Q1.The side of a square is 8 cm. If a square is made by joining the mid points of each sides of this square and this process goes up to infinity. Calculate the sum of areas of all the squares made.
Q6. Two successive discounts of 10% and 20% are equivalent to a single discount of:
Q7. Two trains are running with 30 and 58 kilometers per hour respectively in the same direction. A man in the slower train passes the faster train in 18 seconds. The length of the faster train is:
(a) 150 m
(b) 70 m
(c) 100 m
(d) 140 m
Q8. If the perimeter of a semi-circle is 36 cm, then its area is: (use π = 22/7)
(a) 154 sq. cm
(b) 206 sq. cm
(c) 77 sq. cm
(d) None of these
Q9. When a number is divided by 121, the remainder is 25. If the same number is divided by 11, the remainder would be:
Q10. The line passing through (–3, 4) and (0, 3) is perpendicular to the line passing through (5, 7) and (4, x). What is the value of x?
Q3. (A)Let the money borrowed by x Rs.