Exams

If a(a + b + c) = 45, b(a + b + c) = 75 and c(a + b + c) = 105, then what is the value of (a2 + b2 + c2 )?

In the following items, each passage consists of six sentences. The first and the sixth sentence are given in the beginning as S1 and S6. The middle four sentences in each have been removed and jumbled up. These are labeled P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.

S1 :Iguanodon was one of the first dinosaurs to be scientifically described.
S6:This quadrupedal dinosaur lived about 70 million years ago and its fossils are found in many parts of England, Europe, Asia and North Afrcia.
P:These teeth formed a dental battery in which replacing teeth were constantly growing.
Q:The fore limbs were slightly larger than other members of its group known as Ornithischia.
R:Ithad numerous teeth in the sides of the jaws, arranged in rows.
S:It was about 40 feet in length.

The proper sequence should be 

Arrange the given words in the sequence in which they occur in the dictionary.
1. Xenons
2. Xylyls
3. Xanthic
4. Xenians
5. Xyst

What is the unit place digit in the expansion of  773?

What is something you will never see again?

A Number is increased by 20%. To get back to the orignal number, the increased number is to be reduced by

Name the British tennis player who announced his retirement.

In each of the following question, find out which part has an error. I may spend