Sophia grew 21 flowers using 5 seed packets how many seed packets will she need to grow 63 flowers?

15

Step-by-step explanation:

21 flowers by 5 seed packets needs 63 flowers

21/5=4.2

Every seed packet will give you 4.2 flowers

63/4.2=15

Sophia will need 15 seed packets

she will need 15 seed packets.

Step-by-step explanation:

there is about 5 seeds per packet and 63 divided by 4.5.

25.2

step-by-step explanation:

2+4x6-8/10= 25.2

amount of oatypop that contains the prize = 40%

amount   of oatypop which doesn't contain the prize = (100-40)=60%

probability that hannah will win a prize

    = s +f s +f f s+ff   f s+ff f f s+ infinity.where f= failure,s= success

=   or 60%

probability that hannah only has to buy 3 or less boxes before getting a prize= (s) and ( f s) and (ff s) and (f f f s)

        = = 87.04 %  

step-by-step explanation: