Explanation

• The symbol "√" represents the square root.
• It is called a radical.
• It is used in mathematics to indicate the root of a number.

Last verified on 09-07-2026

Explanation

To find the least common multiple (LCM) of 6 and 8, we need to list the multiples of each number:

Multiples of 6: 6, 12, 18, 24, ...

Multiples of 8: 8, 16, 24, ...

The smallest number that appears in both lists is 24, so the LCM of 6 and 8 is: 24

Last verified on 09-07-2026

Explanation

Speed = Distance / Time = 600 m / 30 s = 20 m/s

Convert to km/h: 20 × 3.6 = 72 km/h

Last verified on 23-08-2026

Explanation

25 = 125% of x

To convert the percentage to a decimal, divide by 100:

25 = 1.25x

Now, divide both sides by 1.25 to solve for x:

x = 25 / 1.25

x = 20

Last verified on 23-08-2026

Explanation

• The formula for the perimeter of a rectangle is 2(length + width).
• A rectangle has two equal lengths and two equal widths.
• Therefore, perimeter = length + width + length + width.
• Simplified formula: P = 2(l + w).

Last verified on 14-08-2026