Related Questions

A milk vendor has 2 cans of milk. The first contains 25% water and the rest milk. The second contains 50% water. How much milk should he mix from each of the containers so as to get 12 litres of milk such that the ratio of water to milk is 3 : 5?
A 4 litres, 8 litres
B 6 litres, 6 litres
C 5 litres, 7 litres
D 7 litres, 5 litres
Enzymes (a protein) are catalysts found in organisms. Its efficiency of catalysing a reaction is due to its capacity to lower the activation energy of the reaction. The enzyme ptyalin used for food digestion is present in
A Blood
B Saliva
C Intestine
D Gland
At Uttara High school each student studies exactly one foreign languages. Three-fifth of the students take Spanish and one-fourth of the remaining students take take German. If all of the others take French, What percent of the students take French?
A 10
B 30
C 20
D 25
নিচের কোনটি আমিষ পরিপাকে সহায়তা করে না? (Which one of the following is not involved in protein digestion?)
A রেনিন (Renin)
B ট্রিপসিন (Trypsin)
C পেপসিন (Pepsin)
D লাইপেজ (Lipase)
Where does digestion of protein begins?
A Mouth
B Pharynx
C Stomach
D Liver
After digestion protein is converted into
A Fat
B Glucose
C Amino acid
D Fractose
A 140 liter mixture of milk and water contains 20% water. How much milk , in liter, must be added to the mixture so that the new mixture will contain a water and milk ratio of 1 : 7?
A 80 liter
B 84 liter
C 112 liter
D None of these
A 180 liter mixture of milk and water contains 20% water. How much milk, in liters, must be added to the mixture so that the new mixture will contain water and milk in the ratio of 1 : 7?
A 100 liters
B 108 liters
C 144 liters
D 252 liters
In a 729 liters mixture of milk and water , the ratio of milk to water is 7:2 To get a new mixture containing milk and water in the ratio 7:3 the amount of water to be added is -
A 71 liters
B 81 liters
C 56 liters
D 50 liters
A container contains 40 liters of milk. From this container 4 liters of milk was taken out and replaced by water. This process was repeated further two times. How much milk is now contained in the container?
A 29.16 liters
B 27.36 liters
C 29 liters
D 26.34 liters

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