Pls help it’s duee after 10 min

0.10

Step-by-step explanation:

because the total of seven and eight graders are 0.55 and 0.45,

so when u subtract them the answer becomes 0.10

hope ir helped

hey the answer is 15

Step-by-step explanation:

according to the survey 0.30 percent of seventh graders like science fiction while 0.45 percent of eight graders like science fiction

so the number of eighth graders to seventh graders that like science fiction is 15 which is 0.45 minus 0.30 = 0.15

560

hope this : )