RATIOS
A MODEL TRAIN IS 1;48 ON SCALE. THE ENGINE IS 13 5/8 INCHES. HOW MANY FEET IS THE ACTUAL ENGINE?
Math
Write the following complex number in polar form: z = 4 − 4i
maths
alissa is33 years old jacj is three times alyssa's age. How old are Jack and alyssa altogether?
chemistry
what is the specific heat of copper if the temperature of a 100g sample of copper is increased by 23C when 886J of heat is added ?
MATH
a car dealer sells a car with the following options: auto or manual transmission,standard or deluxe stereo,air or no air, manual or power locks, 15 or 16 inch tires, fabric or leather seats. how many different configurations can this car be sold in?
MATH
find a counterexample to prove the following is false: x is less than or equal to 2x
MATH
heres my equation: c(coat)+s(shirt)+t(tie)=$300 c=2s s=2t+40 i need to know how to solve this to get the cost of each item?
math
a coat,shirt and tie cost $300. coat costs twice as much as the shirt. shirt cost $40 more than twice the cost of the tie. what are the cost of each item?
math
a florist has 9 dozen roses. all are either red or white. he has 44 more red than white, how many white roses does he have?
chem
If 20.5 mL of a 5.256 M solution of benzoic acid is used in an experiment similar to experiment 4, how many grams of benzoic acid is in the starting solution? (molar mass of benzoic acid = 122.12 g/mol) Be sure to pay attention to significant figures. The answers are all in gr...
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