The amount of time Mary planned to spend paddle boarding is 7/2 hours by using fractions in equation.
A fraction is a portion of a whole or, more broadly, any number of equal parts. In day to day English, a fraction denotes the number of parts of a specific size. Fractions represent parts of a whole or group of objects. A fraction is made up of two parts. A fraction is distinguished by the slash that appears between the two numbers. We have a numerator at the top and a denominator at the bottom.
To use an equation to find the amount of time Mary planned to spend we need to use fractions in equation.
If x is the amount of time Nancy planned to spend paddle boarding,
x = 1/2 +3/1 = 7/2
The amount of time Mary planned to spend paddle boarding is 7/2 hours.
Learn more on fractions -
https://brainly.com/question/20337104
#SPJ9