I am not able to solve this one.
I am not able to solve this one.
The lengths of two sides of a right triangle containing the right angle differ by 6 cm. If the area of the triangle is 36 cm^2, find the perimeter of the triangle.
An umbrella is made by stitching 10 triangular pieces, of cloth of two different colors, each piece measuring 20 cm long, 50 cm and 50 cm. How much cloth of each color is required for the umbrella...
A floor which measures 15 m*8 m is to be laid with tiles measuring 50 cm*25 cm. Find the number of tiles required. Further, if a carpet is laid on the floor so that a space of 1 m exists between its...
Find the cost of the paper for the walls of the room if each piece of paper is 40 cm wide and 60 cm long : the room is 6 m long, 4 m wide, 3 m high and the cost of paper is Rs 1.40 per piece; allow...
An open tin box, 21 cm long, 9 cm wide, 8 cm high, is fitted with a thin lid which overlaps to a depth of 1 cm all round. What is the total area of tin sheeting used for the box and the lid?
A cistern 6 m long, 4 m wide, contains water to a depth of 1 m 25 cm : find the area of the wet surface.
If Anjali walks to her office at a speed of 4 km/hr, she reaches her office 8 minutes before the school time., If she walks at 3km/hr she reaches the office 7 minutes late. Find the distance from...
A man is 24 years older than his son. 12 years ago, he was five times as old as his son. What are the present ages of both?
A man completed a trip of 136 km in 8 hrs. Some part of the trip was covered at 15 km/hr. What is the part of the trip covered at 18 km/hr?
Three consecutive whole numbers are such that if they be divided by 5,3 and 4 respectively, the sum of the quotient is 40. What are the numbers?
The length of a rectangle is twice it's width. If it's perimeter is 54cm, find its length. Explain!
A man is 42 years old and his son is 12 years old. In how many years will the age of the son be half the age of the man at that time? Explain! I've not tried anything.
A number decreased by 30 is the same as 14 decreased by 3 times the number. Find the number. Explain!
If 3-women or 5-girls take 17-days to complete a piece work. How long will 7-women and 11-girls working together to complete the work?
A and B separately do a work in 10 & 15 days respectively. They worked together for some days, and then A completed the remaining work in 5-days. For how many days had A & B worked together...
A can do a piece of work in 40-days. He works at it for 8-days and then B finishes the remaining work in 16-days. How long will they take to complete the work, if they work together?
This is a problem based on linear equations. Please help me!
Help me with this question if unitary method. A can do a work in 6 days while b can do a work in 8 days. They worked together for 2 days and B left the work. How time...