Explanation

$$0.004\times 0.5=0.002$$

Explanation

1994 = 6000

Doubled every 8 years:

1986 = 3000

1978 = 1500

1970 = 750

Last verified on 18-01-2026

Explanation

= -8/20 × 9/2 -1/2

= -9/5 -1/2

= (-18-5)/10

= -27/10 × 2/2

= -27/5

Last verified on 17-01-2026

Explanation

Explanation

• The square of standard deviation is called variance.
• Standard deviation measures how much data deviates from the mean.
• Variance helps in understanding data spread or dispersion in statistics.

Additional information:

• Formula: Variance (σ²) = (Standard Deviation)²
• Range = Difference between largest and smallest values.

Last verified on 16-01-2026

Explanation

Explanation

1 gram = 1000 milligrams (mg)

Gram and milligram are metric system units of mass.

Commonly used for measuring precious metals, medicines, and chemicals.

Additional Details / Facts

1 kilogram = 1000 grams = 1,000,000 milligrams

Gold purity is often measured in karats along with weight in grams or milligrams

Metric system is internationally standard

Explanation

1 yard = 0.9144 meters

It is a unit of length used in the imperial system.

Commonly used in sports, construction, and measuring fabrics.

Additional Details / Facts

1 yard = 3 feet = 36 inches

Widely used in USA, UK, and some Commonwealth countries

Used for short distances and measurements in daily life

Explanation

Explanation

1 mile = 1,609.34 meters = 160,934 cm.

Used in unit conversions for distance measurements.