Question

The ingredients required for the preparation of Ragi Kali, a healthy dish of Tamilnadu is given below.

Ingredients	Quantity
Ragi flour	4 cups
Raw rice broken	1 cup
Water	8 cups
Sesame oil	15 ml
Salt	10 mg

(a) If one cup of ragi flour is used then, what would be the amount of raw rice required?
(b) If 16 cups of water is used, then how much of ragi flour should be used?
(c) Which of these ingredients cannot be expressed as a ratio? Why?

Answer 1

(a) `1/4` cups

(b) 8 cups

(c) Ragi flour, Raw rice and water are in one unit.

Sesame oil and salt are in different units.

These different units cannot be compared and cannot be expressed as a ratio because the two quantities of a ratio should be in the same unit.