|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-01
|
|
Prove that in a right triangle, the square of the hypotenuse is equal to the sum of the
squares of the other two sides.
Using the above, solve the following:
A ladder reaches a window which is 12m above the ground on one side of the street.
Keeping its foot at the same point, the ladder is turned to the other side of the street to
reach a window 9m high. Find the width of the street if the length of the ladder is 15m.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-02
|
|
The angle of elevation of the top a tower at a point on the level ground is 30°. After walking
a distance of 100m towards the foot of the tower along the horizontal line through the foot
of the tower on the same level ground , the angle of elevation of the top of the tower is 60°.
Find the height of the tower.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-03
|
|
From the top of a building 100 m high, the angles of depression of the top and bottom of
a tower are observed to be 45° and 60° respectively. Find the height of the tower. Also
find the distance between the foot of the building and bottom of the tower.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-04
|
|
A plane left 30 minutes late than its scheduled time and in order to reach the destination
1500km away in time, it had to increase the speed by 250 km/h from the usual speed.
Find its usual speed.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-05
|
|
Some students arranged a picnic. The budget for food was Rs 240. Because four students
of the group failed to go, the cost of food to each student got increased by Rs 5. How
many students went for the picnic?
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-05
|
|
An iron solid sphere of radius 3cm is melted and recast into small sperical balls of
radius 1cm each. Assuming that there is no wastage in the process, find the number of
small spherical balls made from the given sphere.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-07
|
|
A square field and an equilateral triangular park have equal perimeters.If the cost of
ploughing the field at rate of Rs 5/ m2 is Rs 720, find the cost of maintaining the park at the
rate of Rs 10/m2.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-08
|
|
Prove that the intercept of a tangent between two parallel tangents to a circle subtends a
right angle at the centre of the circle.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-09
|
|
Construct a δABC in which CA = 6cm, AB = 5cm and BAC = 45°, then construct a
triangle similar to the given triangle whose sides are of the corresponding sides of the δABC.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-10
|
|
Find the area of the quadrilateral whose vertices taken in order are A (-5,-3) B(-4, -6),
C(2,-1) and D (1,2).
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-11
|
|
A contract on construction job specifies a penalty for delay of completion beyond a
certain date as follows: Rs 200 for Ist day, Rs. 250 for second day, Rs. 300 for third
day and so on. If the contractor pays Rs 27750 as penalty, find the number of days for
which the construction work is delayed.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-12
|
|
Using Euclid’s division algorithm, find the HCF of 56, 96 and 404.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-13
|
|
One card is drawn from a well shuffled deck of 52 playing cards. Find the probability of getting
(i) a non-face card
(ii) A black king or a red queen.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-14
|
|
A bag contains 5 red, 8 green and 7 white balls. One ball is drawn at random from the bag,
find the probability of getting
(i) a white ball or a green ball.
(ii) neither a green ball not a red ball.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-15
|
|
Find a point on the y-axis which is equidistant from the points A(6,5) and B (-4,3).
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-16
|
|
Without drawing the graphs, state whether the following pair of linear equations will
represent intersecting lines, coincident lines or parallel lines :
6x - 3y + 10 = 0
2x - y + 9 = 0
Justify your answer.
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-17
|
|
Cards each marked with one of the numbers 4,5,6....20 are placed in a box and mixed
thoroughly. One card is drawn at random from the box. What is the probability of getting an
even prime number ?
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-18
|
|
A cylinder, a cone and a hemisphere are of equal base and have the same height. What is
the ratio in their volumes?
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-19
|
|
Which term of the sequence 114, 109, 104 .... is the first negative term ?
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-20
|
|
For what value of k the quadratic equation x2 - kx + 4 = 0 has equal roots?
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-21
|
|
The sum and product of the zeroes of a quadratic polynomial are - ½ and -3 repectively.
What is the quadratic polynomial?
|
|
|
Clever Monkey`s CBSE X MATHS QUESTION 3-22
|
|
Write the condition to be satisfied by p/q so that a rational number has a terminating
decimal expansion.
|
|
|
|
CBSEtenth.blogspot.com is mainly intended for 10 CBSE students. However, this can be used for Entrance exams like AIEEE. The CBSE questions are selected in such a way that if they are able to attend these questions, they will be confident of understanding the concepts. CBSE Stands for Central Board of Secondary Education,
|
Menu...
Menu...
No comments:
Post a Comment