the following pie chart shows the monthly expenditure of Shiksha on various items. if she spends a total of 16000 rupees per month, answer the following questions.
Answers
Answer:
Total money spent =16000
Central angle of Education =36
∘
Central angle of Food =135
∘
Central angle of Rent =81
∘
Central angle of Miscellaneous =36
∘
To find:
Ratio of expenses on food and rent
We know that:
Money spent on a sector =(
360
∘
Central angle of the corrosponding sector×Total money spent
)
Solution:
⇒Money spent on food =(
360
∘
Central angle of food×Total money spent
)
⇒Money spent on food =(
360
∘
135
∘
×16000
)
⇒Money spent on food =6000
Also,
⇒Money spent on rent =(
360
∘
Central angle of rent×Total money spent
)
⇒Money spent on rent =(
360
∘
81
∘
×16000
)
⇒Money spent on rent =3600
Now,
=Money spent on food : Money spent on Rent
=6000:3600
=5:3
Step-by-step explanation: