6.89(1.21) = 8.3369 rounds to 8.34 <==
or u could also do it this way...
6.89 + 0.21(6.89) = 6.89 + 1.4469 = 8.3369 rounds to 8.34 <==
Answer:
8/3
Step-by-step explanation:
The reciprocal is just the fraction but flipped
Answer:
C. Stratified Sampling
Step-by-step explanation:
Stratified sampling is a sampling method in which the overall population is divided into a number of smaller sub groups.
These smaller sub-groups are called as strata.
These sub-groups are formed on the basis of similar characteristics and attributes shared by the population.
It is also known as proportional random sampling.
(123 3/4) / (4 1/8) =
(495/4) / (33/8) =
495/4 * 8/33 =
990/33 =
30 <== so there are 30 straws in the line
and if each straw costs 0.015 to make, then 30 of them will cost :
0.015 * 30 = 0.45 <==
Step-by-step explanation:
28:20
Once simplified its 7:5
