posted by Aidan

Assume that the fish have an average mass of 280g. The average caloric value is 8kcal/g. The heron
is able to digest 60% of the fishes’ mass. How many will it need to eat to sustain its caloric intake of
3,000kcal/day?

1. Steve

3000kcal/day / (280g/fish * 8kcal/g * 60%) = 2.2 fish/day

2. Aidan

Thank you SO much

## Similar Questions

1. ### physical science

A smoke particle undergoing Brownian motion in air has a mass of 2.00 x 10 -5 kg. a) what is the its average velocity if the temperature is 300 K?
2. ### Math

The word problem is: Nancy's quiz average is a 74. Her quiz average is 1/4 of her grade. The test average is 3/4 of the total grade. What test average does she need to get at least an 88?
3. ### 9th grade weighte average

how should i do weighted average

Give them fish they will eat for a day. Teach them to fish they will eat for years.
5. ### CHEMistry

To find the net mass of something do you subtract the average mass of an empty can from the average mass of cans of regular soda. So I can calculate the density of cola. net mass of cola divided by volume of cola. What does net mass …
6. ### Math - average grade

Does anyone know how to calculate average point grade?
7. ### Chemistry

Five mineral samples of equal mass of calcite, CaCO3 (MM 100.085) , had a total mass of 12.4 ± 0.1 g. What is the average mass of calcium in each sample?
8. ### Biology

Is 9th grade biology hard? Is it interesting...?
9. ### math

The average mass of a group of children is 36kg. If 3/7 of the no. of children are girls and their average mass is 32 kg, find the average mass of the boys.
10. ### Finite

Assume that the pond contains 120 fish: 97 green, 22 yellow, and 1 red. A contestant pays \$0.60 to randomly catch one fish and receives \$0.40 if the fish is green, \$0.95 if the fish is yellow, and \$11.00 if the fish is red. How much …

More Similar Questions