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#38745

time

linear equations

hard

90 sec

A new electronic device is composed of two main types of materials: metal components, $m$ , and plastic components, $p$ . The total weight of the device is 480 grams, so $m + p = 480$ . If the weight of the metal components is $\frac{3}{5}$ of the total weight of the device, what is the weight, in grams, of the plastic components?

• Up to 5 characters (6 if negative). Only numbers, decimal (.), fraction (/), negative (-).
• Fractions must be in lowest terms.
• Mixed numbers must be converted to improper fractions.