Simplify the following

Which of the following statement/s is/are correct ?

(A) Alzheimer’s disease is a degenerative brain disease resulting in progressive memory loss.

(B) Dementia is not a disease, but a syndrome.

Select the correct answer using the code given below:

Sunil drives 5 km from point A towards the west. He then takes a left turn and drives 6 km. He again takes a left turn and drives 11 km. He then takes a left turn and drives 6 km. He finally takes a right turn and drives 6 km to arrive at point B. How much and in which direction does he have to drive to return to point A? (All the turns are 90° turns only.)

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statements:

1. Some flowers are leaves.

2. Some flowers are stems.

3. Some fruits are flowers.

Conclusions:

I. Some steams are flowers

II. Some fruits are leaves.

Refer to the following letter, number, symbol series and answer the question.

C @ B N M K J % F K L I & S E W * P O $ E A

How many such symbols are there in the above series which are immediately preceded and followed by a vowel?

What is the speed of sound in air?

Consider the given statements and decide which of the given assumptions is/are implicit in the statement.

Statement:

To expand their business, a budding company now requires more staff.

Assumptions:

I: The current staff is incompetent.

II: Business can only be expanded by always hiring new staff.

The kinetic energy of a moving object is dependent on which of the following quantities:

i) Mass of the body

ii) Square of the velocity

iii) Pressure

Variegated leaves are found in which of the following plants?

3.5 × 2.4 × ? = 42