Tutor profile: Rochelle S.
Subject: Basic Math
Convert the mixed number into an improper fraction: 6 3/8
Mixed number: 6 3/8 improper fraction: 51/8
Marcy owns a cleaning company and has to give price quotes to potential customers. She figures out her price by assuming a $15 base charge and then adding $6 for each bathroom and $3 for each other room. If she uses P to represent the price, B for bathroom, and R for other rooms, what is her price quote formula?
P(price)= $15 + 6B+ 3R
Subject: Basic Chemistry
How many joules (J) of heat is needed to raise the temperature of 10.0 g of iron from 22°C to 55°C, if the specific heat of iron is 0.90 J/g°C?
q=mC∆T m=10g C=.90 J/g*C ∆T= 55*C-22*C Q= 10g x 0.90 J/g°C x 55*C-22*C Q= 297J
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