Q:

Which of the following statements about unit rates is NOT true?A) a unit rate relates a quantity to 1B) unit rates can be used to compare two ratesC) any rate is equivalent to its unit rateD) a unit rate always relates quantities with the same units

Accepted Solution

A:
Answer:A) A unit rate relates a quantity to 1   : TRUEB) unit rates can be used to compare two rates  : TRUEC) any rate is equivalent to its unit rate. FALSED) a unit rate always relates quantities with the same units. FALSEStep-by-step explanation:The ratio that which is used to compare quantities of different kinds is known as the rate of that quantity. A unit rate is  the ratio.Number of units of the first type of quantity :  Number of units of the second type of quantity.Now, A) a unit rate relates a quantity to 1. TRUE, as  a UNIT is equivalent to one.Hence, unit rate unit rate relates a quantity to 1.B) unit rates can be used to compare two rates.TRUE, unit rate compares two rates.C) any rate is equivalent to its unit rate.FALSE, only the rate of one single unit is equivalent to its Unit Rate.D) a unit rate always relates quantities with the same units FALSE, rate compares the two terms which are in different units.