Question

The ratio between upper limit and lower limit of a class is 3: 2. If the class mark is 15, then the lower limit of the class interval is a) 6 b) 18 c) 12 d) 5

Answer 1

Answer:

The answer is a) 6

Step-by-step explanation:

Let upper limit = 3x

Lower limit = 2x

Class mark = 5x/2

So

5x/2 = 15

x = 15 × 2/5 = 6

So lower limit = 6

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Answer 2

Answer:

ANSWER

For the class interval, 35−46

Lower limit =35

Upper limit =46