Angles — Maths STD 6 — Question

The final marks in mathematics of 30 students are as follows:
53, 61, 48, 60, 78, 68, 55, 100, 67, 90
75, 88, 77, 37, 84, 58, 60, 48, 62, 56
44, 58, 52, 64, 98, 59, 70, 39, 50, 60
What is the highest score?

Using the number line, write integer which is:
2 more than 3

Express the following odd numbers as the sum of three odd prime numbers:
35

The final marks in mathematics of 30 students are as follows:
53, 61, 48, 60, 78, 68, 55, 100, 67, 90
75, 88, 77, 37, 84, 58, 60, 48, 62, 56
44, 58, 52, 64, 98, 59, 70, 39, 50, 60
What is the range?

Write the following using numbers, literals and signs of basic operations:
2 less than the quotient of x by y.

Round off the following measures to the nearest hundreds:417m

Write (T) for true and (F) for false against the following statements:
If a number is divisible by 3 and 7, it must be divisible by 21.

Perform the following subtractions. Check your result by the corresponding additions.
1010101 - 656565

Estimate the sum (4505 + 27807 + 21397) to the nearest thousand.

Write seven consecutive composite numbers less than 100 so that there is no prime number between them.