HSC Commerce (English Medium) ११ वीं कक्षा - Maharashtra State Board Question Bank Solutions for Mathematics and Statistics

A teacher wants to select the class monitor in a class of 30 boys and 20 girls. In how many ways can he select a student if the monitor can be a boy or a girl?

A teacher wants to select the class monitor in a class of 30 boys and 20 girls, in how many ways can the monitor be selected if the monitor must be a boy? What is the answer if the monitor must be a girl?

How many three-digit numbers can be formed using the digits 2, 3, 4, 5, 6 if digits can be repeated?

If numbers are formed using digits 2, 3, 4, 5, 6 without repetition, how many of them will exceed 400?

How many five-digit numbers formed using the digit 0, 1, 2, 3, 4, 5 are divisible by 3 if digits are not repeated?

Evaluate: 8!

Evaluate: 6!

Evaluate:  8! – 6!

Evaluate: (8 – 6)!

Compute: `(12!)/(6!)`

Compute: `(12/6)!`

Compute: (3 × 2)!

Compute: 3! × 2!

Compute: `(9!)/(3! 6!)`

Compute: `(6! - 4!)/(4!)`

Compute: `(8!)/(6! - 4!)`

Compute: `(8!)/((6 - 4)!)`

Write in terms of factorial:

5 × 6 × 7 × 8 × 9 × 10

Write in terms of factorial:
3 × 6 × 9 × 12 × 15

Write in terms of factorial:
6 × 7 × 8 × 9