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Vlada [557]
3 years ago
8

55% of what number is 1100? Which of the following proportions could be used to solve this problem?

Mathematics
1 answer:
ivolga24 [154]3 years ago
6 0
Wouldn't the answer be B? 
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Lester and kari are playing a number pattern game. kari wrote the following pattern. 45.5,49,52.5,__,59.5
Anit [1.1K]
The answer is going to be 3.5 more than 52.5 so the answer is 56.
7 0
3 years ago
______To test the efficacy of vitamin C in preventing colds, army recruits are randomly assigned to one of two groups: one in wh
kipiarov [429]

Answer:

This type of study design is

Clinical Trial

Step-by-step explanation:

  • It is clinical trial because in this study design a treatment is given to the individuals and then we observe this treatment. In this experiment, we are studying the effects by giving 500 mg of Vitamin and Placebo to the soldiers.
  • It is not a cross-sectional study because this type of study is used to analyze characteristic of the population depending upon data but this study is not used for disease.
  • It is also not a case-control study as well as prospective cohort study because case-control study is used to observe the new cases of a disease while prospective cohort study is used for determining risks or exposure factors of a disease.
  • It is not a community trial as in which a community is under observation like a city or a country and it is also not a historical prospective cohort study because in this study type, we observe the cohorts (similar objects) with the different qualities. They are studied on the basis of these qualities.
8 0
3 years ago
Read 2 more answers
The first term of a geometric sequence is 3 and the comaon ratio is 5 find the 8th term.
ElenaW [278]

Answer:

5

Step-by-step explanation:

4 0
3 years ago
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Ben went to the hardware store and bought 7 pieces of rope of equal length. The total length of the ropes was 56 meters. How lon
Harman [31]

Answer:

8 meters

Step-by-step explanation:

56 / 7 = 8

6 0
3 years ago
What is Three-Quarters of Three-Quarters?
madam [21]
3/4 * 3/4


Three quarter meaning 3/4
Of represents *
So the answers is (3*3)/(4*4)=9/16 or 0.5625
8 0
3 years ago
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