Rate of Doing Work

Q.

What is $0.04\%$ into a fraction?

Q. A bird is flying at a height of 1200 m from the ground. A hunter shot the bird standing on a hill of height 600m. If the height from which he fired is 1 meter above the hill, find the distance travelled by the bullet to reach the bird? He missed in the first attempt and fired again but by then the bird was 1300 m from the ground. Find the distance travelled by the bullet in the second attempt.
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Q.

What is $0.24$ in percent form?

Q. A ratio is a comparison of two quantities of the same type.

1. \N
2. \N

Q. A ratio is a comparison of two quantities of the same type.

1. nan
2. nan

Q. Rate is the ratio of two quantities of

1. same units
2. different units
3. no units
4. either same units or different units

Q. Which game will be scheduled for the second shift of first day?

1. Badminton
2. Basketball
3. Cricket
4. 400 m Race

Q. Amita and Balu applied for a typing job. Amita has a typing speed of 120 words per minute while Balu can write 90 words in 60 seconds. Who has a higher rate of typing?

1. Amita
2. Balu
3. Both of them have the same rate of typing.
4. Cannot be determined.

Q. Comparision of two quantities of same units is a while comparision of two quantites of different units is a .

1. Ratio
2. Proportion
3. Rate
4. Fraction

Q. 20 km/hour is a representation of a .

1. rate
2. fraction
3. ratio

Q. The avergae height of $20$ students in a class was calculated as $160$cm. On verification it was found that one reading was wrongly recorded as $132$cm instead of $152$cm. Find the correct mean height.

Q. A ratio is a comparison of two quantities of the same type.

1. \N
2. \N

Q. If the cost of a book worth ₹50 is increased by ₹25, then the percentage increase in its price is _____% .

1. 50

Q. Ratio is comparision of two quantities by division.

1. False
2. True

Q. A car covers 20 km in 40 mins while a bike covers 20 km in 30 mins. What is the difference in their rates?

1. $\frac{1}{3}\text{km/min}$
2. $\frac{1}{5}\text{km/min}$
3. $\frac{1}{6}\text{km/min}$
4. $\frac{2}{5}\text{km/min}$

Q. The cost of an article is ₹15000 and ₹500 is spent on its repair. If the article is sold at a profit of 20%, then what is the selling price of the article?

1. 18600

Q. When we convert the decimal 0.125 to percentage, we get 12.5%

1. True
2. False

Q. While calculating simple interest, the principal remains the same for each year.

1. True
2. False

Q. When $50$% is converted into a fraction, the resultant fraction will be .

1. $\frac{1}{4}$
2. $\frac{1}{8}$
3. $\frac{1}{2}$