6.4/-1.6=-4
Hope this helps
Answer:
40.5
Step-by-step explanation:
i would recommend changing the 90% into a decimal
90% ⇒ .90
then now you can just multiply .90x45
.90x45=40.5
Answer:
use a ruler
Step-by-step explanation:
Answer:
13.2 liters
Step-by-step explanation:
Answer:
The number of the students is 20.
Step-by-step explanation:
Total number of students in the speech contest = 90
Number of students that gave their speeches yesterday =
of 90
=
x 90
= 60
Number of remaining students who have not given their speeches after the first day = 90 - 60
= 30
Number of students that gave their speeches today =
of 30
=
x 30
= 10
Number of students that have not given their speeches = 30 - 10
= 20
Thus, 20 students have not given their speeches.