Questions
A card is drawn from a pack of playing cards and a dice is thrown. Events A and B are as follows:
A: 'Jack is drawn from the pack' & B: ‘ a one is thrown on the dice’.
- Write down the values of P(A), P(B)
- Write down the value of P(A and B).
Rs 4500 was distributed equally among a certain number of people. If there were 25 people more, each would have received Rs 9 less.
- Among how many people was the amount distributed?
- Find the share of each person.
In an equilateral triangle, the size of the arm is x cm. All three sides of the triangle should be reduced by 2 cm, 4 cm, and 6 cm respectively to form a new right-angled triangle. Based on that, answer the following questions.
- Draw a right-angled triangle after the reduction of sides by given measure and label the sides in terms of x.
- Find the value of x.
- What is the size of the side of the equilateral triangle shown, write the reason.
In an equilateral triangle, the size of the arm is x cm. All three sides of the triangle should be reduced by 12 cm, 13 cm, and 14 cm respectively to form a new right-angled triangle. Based on that, answer the following questions.
- Draw a right-angled triangle after the reduction of sides by the given measure and label the sides in terms of x.
- Find the value of x.
- What is the size of the side of the equilateral triangle, write the reason.
The sides of a right-angled triangle containing the right angle are less than its hypotenuse by 1 em and 8 cm respectively.
- If the hypotenuse of the triangle be 'h' then write other sides in terms of h.
- Find the value of h.
- Find the sides of the right-angled triangle.
The sides of a right-angled triangle containing the right angle are less than its hypotenuse by 5 cm and 10 cm respectively.
- If the hypotenuse of the triangle be 'h' then write other sides in terms of h.
- Find the value of h.
- Find the sides of the right-angled triangle.
In a two-digit number, the product of two digits is 14 and if 45 is subtracted from the number, the number will be reversed.
- If b and a be the digits at unit place and tens place then write the two-digit number.
- Write the number formed by interchanging the digits in terms of a and b.
- Form the equations to represent given statements.
- Find the values of a.
- Find the two digits numbers.
The product of digits in a two-digit number is 12. The number formed by interchanging the digits of that number will be 9 less than the original number.
- If y and x be the digits at unit place and tens place then write the two-digit number.
- Write the number formed by interchanging the digits in terms of x and y.
- Form the equations to represent given statements.
- Find the values of x.
- Find the two-digit numbers.
The sum of digits of a two-digit number is 7 and their product is 12.
- If the digit in unit place be 'x' then write digit in tenth place in terms of x.
- If the product of the digits be 12 then find the value of ‘x’.
- Find the two-digit number.
- By what percent this will be changed when the digits are reversed?
In a two-digit number, the product of the digits is 18 and their sum is 9.
- If the digit in unit place be 'u' then write the digit in tenth place in terms of u.
- If the product of the digits be 18 then find the value of ‘u’.
- Find the two-digit number.
- By what percent this will be changed when the digits are reversed?