Sandra has more marbles than Mary but fewer than James. Thomas has more marbles than Sandra and more than Robert. James has more marbles than Robert, but fewer than Thomas. Which of the five friends has the most marbles? And the fewest?
En resumen
S>M SS T>R J>R J.
S>M
SS
T>R
J>R
J.
No por que si fraccionas un objeto en cinco y mides 4 / 5 y luego divides el mismo objeto en diez y tomas 7 / 10 ; 4 / 5 va a tener mas del objeto 7 / 10.
You can only solve an equation with more than one variable if you have a minimum number of equations per variable. In you need to solve for two variables, you will need a system equation composed of minimum two…
Sólo sería despejar a "x" 2x - 15 = 185 2x = 185 + 15 x = 200 / 2 x = 100 cm. Altura de martha. Opción c) - - >R / .