solving unit fractions

A manufacturer found that there were 25 defective units out of the 180 sample units. Find the decimal number which is equivalent to the fraction of the defective units to the total number of sample units. => 0.33 or 0.17 or 0.23 or 0.13..

. with the units. For large measurements, we use deca, hecto, kilo etc. as prefixes with the units. The symbol and meaning of each prefix is given below Prefix Symbol Fraction/Multiple Deci d 10 -1 Centi c 10 -2 Milli m 10 -3 Micro μ 10 -6 Nano n 10 -9 Pico p 10 -12..

It takes Harriet 0.7 minutes to solve a problem. Identify the decimal number in fraction form. => 3 10 or 7 10 or 1 10 or 1 7..

The circle graph represents the percentage of private schools in the United States and the corresponding levels of annual tuition fee. Find the fraction of the schools with an annual tuition fee of $1501 - $2500. => 1 3 or 3 20 or 9 25 or 2 15..

The total school enrollment in the United States in the year 2001 was about 120 million. The total Secondary school enrollment is about 75 million. What fraction of the students are there in the Secondary school education? Write the fraction in simplest form using G.C...

Solve the equation x - 4 2 3 = 3 and express the solution as a mixed fraction. => 7 or 6 1 2 or 7 2 3 or 5..

Solve the equation x - 4 4 5 = 6 and express the solution as a mixed fraction. => 5 5 7 or 10 4 5 or 9 1 5 or 9 1 3..

Every fraction with denominator 10 can be written in decimal notation. 1/10 can be written as 0.1 in decimal notation.The dot represents the decimal point and it come between the units place and the tenths place. One will read this as zero point on..

Muscle is composed of a large number of muscle fibres. The muscle fibres are arranged in groups. Each group is under the control of a single motor neuron, the axon of which sends a terminal branch to each fibre of the group. All the muscle fibres of a group contract when a nerve impulse travels dow..

Solve the following Systems of linear equations : 1. If one number is thrice the other and their sum is 60, find the numbers. 2. Find the fraction which becomes 1/2 when the denominator is increased by 5 and is equal to 1/3 when the numerator is diminished by 4..