Topic Details (Notes format)

How to Solve Speed, Distance, and Time Problems

Subject: Mathematics

Book: Maths Mastery

Speed, distance, and time are interlinked by the formula Distance = Speed × Time. Rearrange it to find any of the three: Speed = Distance ÷ Time or Time = Distance ÷ Speed. For example, if you drive 150 km at a constant speed of 50 km/h, Time = 150 ÷ 50 = 3 hours. More complex problems can involve average speed for multi-stage journeys or relative speeds when objects move in opposite directions. Mastering these computations is critical for planning travel, analyzing transport efficiency, or solving physics and real-world logistical tasks requiring pace or timeline estimates.

Practice Questions

A number is increased by 20% and then decreased by 10%. What is the net change?

View Question

What is the LCM of 15 and 20?

View Question

If a:b = 7:9 and b:c = 5:6, what is a:c?

View Question

The perimeter of a rectangle is 50 cm, and its length is 15 cm. What is its width?

View Question

What is the 7th term of the arithmetic progression 3, 6, 9, 12,...?

View Question

If a rectangle has a length of 10 cm and a width of 6 cm, what is its perimeter?

View Question

If the radius of a circle is 7 cm, what is its circumference?

View Question

If a person can type 45 words per minute, how many words can they type in 2 hours?

View Question

The simple interest on Rs. 4000 at 5% per annum for 2 years is:

View Question

The angles of a quadrilateral are in the ratio 3:4:5:6. What is the largest angle?

View Question