Each morning papa notes the birds feeding on his birdfeeder. So far this month he has seen 59 blue jays, 68 black crows, 12 red

Question

2 years ago

7

Each morning papa notes the birds feeding on his birdfeeder. So far this month he has seen 59 blue jays, 68 black crows, 12 red

robins and 1 cardinal
if 300 birds visit papa's birdfeeder, how many blue jays do we expect to see

A. 140
B. 177
C. 75
D. 126

Mathematics

2 answers:

natta225 [31] · Answer 1 · 2022-10-09T12:26:23+03:00

natta225 [31]2 years ago

7 0

59+68+12+1=140

Probability of getting blue jays is : 59/140

Therefore, on 300 birds, you would get 126,43 blue jays, but you can’t have a half bird, so 126 is the answer.

xeze [42] · Answer 2 · 2022-10-09T14:36:01+03:00

xeze [42]2 years ago

6 0

Answer:

D

Step-by-step explanation:

add all together = 140

make a proportion

59/140=x/300

cross multiply

140x=17700

126.4285