qwerty20
qwerty20
22-10-2016
Mathematics
contestada
I need help is it A B C or D
Respuesta :
alawiali3107
alawiali3107
22-10-2016
let maria drive for x hours, then
51x + 53(5-x) = 258
265 - 2x = 258
2x = 7
x = 3.5 hours
-------------------
Answer Link
VER TODAS LAS RESPUESTAS ( 74+ )
Otras preguntas
A normal distribution has a mean of 143 and a standard deviation of 12.7. What is the z-score of 165? Answers: 1.62 1.73 1.87 2.04
Dilbert invests a total of $22,500 in two accounts paying 6% and 14% annual interest, respectively. How much was invested in each account if, after one year, th
The below reaction is carried out by mixing 7 g pureCa(OH)2 and 7g of pure NH_Cl. Which of the followingis excess reagent?
The distance D in miles that a car travels in t hours at a rate of 72 miles per hour is given by the equation d=72t. What is the best estimate of how far a car
using the graph sheet, plot and join the following points M(3,3), W(-4,1) and P(-1,1)
what is the square of 6
Which structure at the front of the eye is hard and transparent? cornea sclera iris pupil
What is the connection between the biota and the biosphere?
what are the three most important values in a job
A physical property that depends on the amount of matter that is measured is a(n) ________________________ property. colloid intensive extensive compound hetero
