A dozen shirt buttons of the same size were arranged one above the other. Their total height was 2 cm 4 mm. What is the thickness of one button?

Open in App

Solution

A dozen buttons = 12 buttons

Total thickness of 12 buttons = 2 cm 4 mm
= 2 × 10 mm + 4 mm
= 24 mm

Therefore. thickness of one button = 24 mm ÷ 12
= 2 mm

Suggest Corrections

Similar questions

Q. A dozen identical coins were stacked one above the other. Their total height was 3 cm 6 mm.
What is the thickness of one coin?

Ram put some buttons on the table. There were 4 blue, 7 red, 3 black and 6 white buttons in all. All of a sudden, a cat jumped on the table and knocked out one button on the floor. What is the probability that the button on the floor is blue?

Q. If you group 20 buttons for 4 shirts, how many buttons will each shirt have?

Question 12

Ram put some buttons on the table. There were 4 blue, 7 red, 3 black and 6 white buttons in all. All of a sudden, a cat jumped on the table an knocked out one button on the floor. What is the probability that the button on the floor is blue?

(a) $\frac{7}{20}$

(b) $\frac{3}{5}$

(d) $\frac{1}{4}$

Q. A box has

2

blue and

3

yellow buttons of the same size. Two buttons are chosen at random without replacement. What is the probability that both are blue?

Join BYJU'S Learning Program

A dozen shirt buttons of the same size were arranged one above the other. Their total height was 2 cm 4 mm. What is the thickness of one button?

A dozen buttons = 12 buttons Total thickness of 12 buttons = 2 cm 4 mm = 2 × 10 mm + 4 mm = 24 mm Therefore. thickness of one button = 24 mm ÷ 12 = 2 mm

A dozen buttons = 12 buttons

Total thickness of 12 buttons = 2 cm 4 mm
= 2 × 10 mm + 4 mm
= 24 mm

Therefore. thickness of one button = 24 mm ÷ 12
= 2 mm