Animals in an experiment are to be kept under a strict diet. Each animal should receive 50 grams of protein and 12 grams of fat. The laboratory technician is able to purchase two food mixes: Mix A has 10% protein and 8% fat; mix B has 50% protein and 5% fat. How many grams of each mix should be used to obtain the right diet for one animal?

answer: x= -2y

step-by-step explanation:

answer: your gay

step-by-step explanation:

you dont know math

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.