Exams

Consider the given statement/s to be true and decide which of the given conclusions/assumptions can definitely be drawn from the given statement.

Statements: Some flies are ants.
All insects are ants.

Conclusions: I. All flies are ants.
II. Some ants are insects.

If at a price, market supply is greater than market demand, we say that there is ________ in the market at that price.

Calculate the ratio of the area of two similar triangles if the sides of the triangles are in the ratio of 9:4.

n an alloy, lead and tin are in the ratio of 2 : 3. In the second alloy, the ratio of same elements is 3 : 4. If equal quantities of these two alloy are mixed to forma new alloy, then what will be the ratio of these two elements in the new alloy? 

Below are given statements followed by some conclusions. You have to take the given statements to be true even if they seem to be at variance with the commonly known facts.

Statements :
1) Beacuse of motor vehicles like cars, pollution has increased manifold.
2) Resiratory diseases are increasing due to pollution.

Conclusions :
1) If cars were not there pollution would be nil.
2) Doctors earn a lot due tgo pollution.

Decide which of the given conclusions logically follows from the given statements.

In triangle DEF measure of angle E is 90 deg. If cotD = 5/12 and DE = 1 cm, then what is the length (in cm) of side EF?

Find the total surface area (in cm2) of a cuboid of length, breadth and height of 10.5 cm, 8 cm and 9 cm respectively.

Which of the following cube in the answer figure cannot be based on the unfolded cube in the question figure?