Q -1 Deveshi has a total of as currency notes in the denominations of and . The ratio of the number of notes and notes is . If she has a total of notes, how many notes of each denomination she has?
Q-2 The organisers of an essay competition decide that a winner in the competition gets a prize of Rs. and a participant who does not win gets a prize of Rs. . The total prize money distributed is Rs. . Find the number of winners, if the total number of participants is .
Q 3 Baichung's father is years younger than Baichung's grandfather and years older than Baichung. The sum of the ages of all the three is years. What is the age of each of each one of them?
Q 4 One of the two digits of a two digit number is three times the other digit. If you interchange the digits of this two digit number and add the resulting number to the original number, you get . What is the original number?
Q5 There is a narrow rectangular plot, reserved for a school, in Mahuli village. The length and breadth of the plot are in the ratio . At the rate Rs. per metre it will cost the village panchayat Rs. to fence the plot. What are the dimensions of the plot?
Q6 Half a herd of deer are grazing in the field and three fourths of the remaining are playing nearby. If the remaining 9 are drinking water from a pond ,Find the number of deer in the herd.
Q 7 Present ages of Anu and Raj are in ratio 4:5. eight years from now the ratio of their ages will be 5:6.find their present ages
Q 8 Find the angle measure x in the following figures.
(a)
(b)
(c)
(d)
Q 9 Find the measure of each exterior angle of a regular polygon of
(i) 9 sides
(ii) 15 sides
Q 10 How many sides does a regular polygon have if each of its interior angles is 165°?
Q 11 Consider the following parallelograms. Find the values of the unknowns x, y, z.
(i)
(ii)
(iv)
Q 12 Find the measure of ∠P and ∠S, if 
in the following figure
Q13
In the above figure both RISK and CLUE are parallelograms. Find the value of x
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|
(a) | (b) |
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(c) | (d) |
Q 9 Find the measure of each exterior angle of a regular polygon of
(i) 9 sides
(ii) 15 sides
Q 10 How many sides does a regular polygon have if each of its interior angles is 165°?
Q 11 Consider the following parallelograms. Find the values of the unknowns x, y, z.
|
|
(i) | (ii) |
|
|
(iv) | |
Q 12 Find the measure of ∠P and ∠S, if in the following figure
Q13
In the above figure both RISK and CLUE are parallelograms. Find the value of x
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