The unit rate of 247 heartbeats in 6 1/2 minutes will be 38 beats per minute.
Expression in maths is defined as the collection of the numbers variables and functions by using signs like addition, subtraction, multiplication, and division.
Numbers (constants), variables, operations, functions, brackets, punctuation, and grouping can all be represented by mathematical symbols, which can also be used to indicate the logical syntax's order of operations and other features.
Given that a heart beats 247 times in 6(1/2) minutes. The unit rate of change will be calculated as below:-
Unit rate = heartbeat / time
Unit rate = 247 / ( 6.5)
Unit rate = 38 beats per minute.
Therefore, the unit rate of 247 heartbeats in 6 1/2 minutes will be 38 beats per minute.
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