For the following questions answer them individually
The greatest value of k such that each one of the numbers $$\ \frac{4}{3k}, \frac{20}{42k},\frac{8}{6k}\ and \frac{36}{63k}\ $$is an integer is
AC is the diameter of the circle and is a diagonal of the quadrilateral ABCD inscribed in it whose sides are AB = 30, BC = 40 units. Then the area ( in sq.units) of that quadrilateral is
A circle is inscribed in an equilateral triangle. If the area of the circle is 462 $$\ cm^{2},\ $$then the perimeter of that triangle (in cms) is
The length, breadth and height of a room are in the ratio 3:2:1 and the sum of their dimensions is 18 meters. If the walls and the ceiling of this room is to be painted at a rate of Rs. 15 per Sq. meter, the expenditure involved (in Rs.) is
in $$\triangle ABC, \angle ACB = 90^\circ\ $$and CD is perpendicular to AB. If AD = 4 cm and BD = 9 cm, then CD =
In questions from 56 to 62, every question is followed by two statements I and II. Make your answer as.
(1) If statement I alone can given the answer to the question
(2) If statement II alone can given the answer to the question
(3) If statement I and II together only can give the answer to the question and
(4) If statement I and II together also cannot answer the question and additional information is necessary
Is n exactly divisible by 120 ?
(I) n is the product of five consecutive integers
(II) n is divisible by 6 and 20
What is the area of $$\ \triangle$$DEF?
(I) D, E, F are mid-points of the sides of $$\ \triangle$$ ABC
(II) Area of $$\ \triangle$$ ABC is 10 sq. units
If $$\ a_{0}\ $$= 5, what is the value of $$a_{0}+a_{1}+.....+a_{7}$$
(I) $$\ a_{n}\ $$3, $$\ a_{n-1}\ $$for 1$$\leq\eta\geq7$$
(II)Â $$\ a_{n}>\ $$0, for 1$$\leq\eta \leq$$7
What is the profit percentage ?
(I) The cost price of 8 books is the selling price of 6 books
(II) Each book is sold at Rs. 72
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