Answer:
The Humming bee need to eat 0.0028 ounces of food each day.
Step-by-step explanation:
Given:
Weight of the humming bee = 0.0056 ounces
We need to find amount of food humming bee should eat each day to survive.
Solution:
Now given that:
They have to eat half their body weight every day to survive.
So we can say that;
Amount of food humming bee needs to eat is half of the weight of the humming bee.
framing in equation form we get;
Amount of food humming bee needs to eat = 
Hence The Humming bee need to eat 0.0028 ounces of food each day.
Answer:
see attached
Step-by-step explanation:
Each spot in the triangle is the sum of the two numbers immediately above. The middle number of row 2 will be 1+1 = 2. The two numbers in row 3 will be 1+2 = 3 and 2+1 = 3. It continues like this. The second number in each row is the row number. Each row is symmetrical about the center.
Combinations of 7 taken 4 at a time.
C (7,4) = 7! /[ 4!(3!)]
7 x 6 x 5 = 210
210 divided by 3 = 70
70 divided by 2 = 35
Try to get all the x'es to the right side
The answer is 17/22 17/20 because of the fractions