Fractions And Decimals Test

Result

Fractions And Decimals Test - 6

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Question 1
1 / -0

In how many equal parts of 16 cm each will a ribbon of 25.6 m be cut?

A
250

B
240

C
210

D
160

Solution

Total length of ribbon = 25.6 m
Converting it into cm, we get

25.6 × 100 = 2560 cm
We have to cut this length into equal lengths of 16 cm.

Thus, number of equal pieces = 2560 ÷ 16 = 160
Question 2
1 / -0

Alex drove a car for 156.80 km, consuming 5.8 litres of diesel per km. How much diesel did he use for his entire journey?

A
909.44 litres

B
909.45 litres

C
909.46 litres

D
909.47 litres

Solution

Total distance = 156.80 km
Diesel used per km = 5.8 litres

Total diesel he used for 156.80 km = 156.80 × 5.8 = 909.44 litres
Question 3
1 / -0

Which of the following statements is incorrect?

A
If there is the same number in the denominator and in the numerator, then it will be equal to one whole number.

B
Improper fraction will be equal to 0.

C
Like fractions have the same denominator.

D
All the unit fractions have a 1 in the numerator.

Solution

Improper fraction is equal to 0.
For example: 14/5 is an improper fraction.
14 ÷ 5 = 2.8
Question 4
1 / -0

Match the following.

1. 0.54 x 100 a. 9.959

2. 0.433 x 23 b. 28.251

3. 6.57 x 4.3 c. 659.36

4. 6.34 x 104 d. 54

A
1 - d, 2 - a, 3 - b, 4 - c

B
1 - d, 2 - b, 3 - c, 4 - a

C
1 - b, 2 - a, 3 - c, 4 - d

D
1 - c, 2 - a, 3 - d, 4 - b

Solution

According to the given calculations,
0.54 × 100 = 54
0.433 × 23 = 9.959
6.57 × 4.3 = 28.251
6.34 × 104 = 659.36