Patni QuestionsQ1) The ratio of the areas of the in circle and circum circle of an equilateral triangle is
a) 1: 4
Q2). A circular road runs round a circular ground. If the difference between the circumference of the outer circle and inner circle is 44 meters, the width of the road is.
Q3). A rectangle plate has an area of 80 sqm. If its length is 5 times than the breadth, then length of the plate is
Q4). Three spherical metal balls of radii 6cm,8cm and R cm are melted into a solid sphere of radius 12cm. The value of R is
Q5). If a/b = 1/3 and 3a + 2b = 6 then, b is
Q6). The digits of the integral part of the square root of 123456789 is
Q7). The sum of all multiples of 6 lying between 50 and 100 is
Q8). The greatest factor of the product of any four consecutive integral number in all cases, is
Q9). Two third of the square of a number is 1.5, the number is
Q10). Two persons cover the same distance 5 kmph and 6 kmph respectively. Find the distance traveled by each., if one takes 16 minutes longer than the other.
Q11). The price of cycle is increased by 10% every year. If the present price of cycle is Rs. 1,210 , its price two years ago was ?
Q12). 10% 0f 25 is 5% of x. Then x
Q13). If the side of the square is increased by 20% then the area of the square is increased by
Q14). If G is finite group of order 3, then
a) G is always abelian
b) G is always non-abelian
c) G may be abelian
Q15). Let Q be the set of all rational numbers and P be the set of all irrational numbers. Then
a) P is closed for addition but Q is not closed for addition
b) P as well as Q is closed for addition
c) Q is closed for addition for Q is not closed for addition
d) none of the above