In a class,the ratio of the number of students having height below 4 ft to the one shaving height equal to 4ft is 3:5.The ratio of students having height equal to 4ft to the one shaving height above 4ft is 10:7. (a)What is the ratio of the number of students having height above 4ft to the number of students having height below 4ft to the number of students having height equal to 4ft? (b)If there are 20 student shaving height equal to 4ft in the class. How many students are there in the class?
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Answer:
In a class,the ratio of the number of students having height below 4 ft to the one shaving height equal to 4ft is 3:5.The ratio of students having height equal to 4ft to the one shaving height above 4ft is 10:7. (a)What is the ratio of the number of students having height above 4ft to the number of students having height below 4ft to the number of students having height equal to 4ft? (b)If there are 20 student shaving height equal to 4ft in the class. How many students are there in the class?
Step-by-step explanation:
In a class,the ratio of the number of students having height below 4 ft to the one shaving height equal to 4ft is 3:5.The ratio of students having height equal to 4ft to the one shaving height above 4ft is 10:7. (a)What is the ratio of the number of students having height above 4ft to the number of students having height below 4ft to the number of students having height equal to 4ft? (b)If there are 20 student shaving height equal to 4ft in the class. How many students are there in the class?