caylahleyseovh1w9 caylahleyseovh1w9

16-04-2018
Mathematics

contestada

Kong took %15, percent fewer seconds than Nolan took to complete his multiplication timed test. Kong took 85seconds. How many seconds did Nolan take?

Respuesta :

mathstudent55 mathstudent55

16-04-2018

Nolan took x seconds.
Kong took 15% less than x seconds.
100% - 15% = 85%
Kong took 85% of Nolan;s time, so Kong took 85% * x = 0.85x seconds.
Kong took 85 seconds, so 0.85x = 85

0.85x = 85

Divide both sides by 0.85.

x = 100

Answer: Nolan took 100 seconds.

Answer Link

Otras preguntas

A plastic rod 1.3 m long is rubbed all over with wool, and acquires a charge of -3e-08 coulombs. we choose the center of the rod to be the origin of our coordin

ernest shackleton's south uses what kind of writing structure

No work needed just answers also no need to to all of them but please do at least one of them. 1. Find 6 2/3% of 96 lamps 2. Find 33 1/3% of 750 boys 3. 66 1/2

what is the difference between an expression and an equation?

Write the complete balanced equation for the following reaction: Al + Fe(NO2)2 yields Fe + Al(NO2)3

how to solve thus through substitution method. please do it step by step

does the poem Facing West from California's shores by Walt Whitman have personification in the poem

Jones of Boston borrowed $40,000, on a 90-day 10% note. After 60 days, Jones made an initial payment of $6,000. On day 80, Jones made an additional payment of

The nation formed by the communist party in 1922 was known as

can someone help me with this