Mary is 4 years older than John. Mr Smith is 5 times as old as John. If John is xyears old, how old is (a) Mary (b) Mr Smith? If the sum of the three ages is 60years, find how old John is. &n...

Mary is 4 years older than John. Mr Smith is 5 times as old as John. If John is xyears old, how old is (a) Mary (b) Mr Smith? If the sum of the three ages is 60years, find how old John is. &n...

A bag contains purple marbles and red marbles, 28 in total. The number of purple marbles is 2 less than 4 times the number of red marbles. How many purple marbles are there

a bag contains purple marbles and red marbles, 28 in total. the number of purple marbles is 2 less than 4 times the number of red marbles. how many purple marbles are there?

A bag contains 8 red balls, 3 white balls, and 9 blue balls. If 3 balls are randomly chosen, what is the probability of getting 2 red balls and 1 white ball? i'm not sure how to do...

Please help teach this to my kid.Please add explanation to answer as well. Thank you!

help me please

The sum of two numbers is 34. The sum of the smaller and 5 times the larger is 142. Find the numbers.

a freight train passes the old web train station at 7:00 am going 42 mph. Ten min later a passenger train, headed in the sam direction on an adjacent track passes the same station at 45 mph. At what...

One man paints an 8x12ft room in 30 minutes. How long will it take 3 men to paint an 8x24ft room?

After a 20% discount and a 6% tax, a guitar cost $530. What was the original price?

if you buy a house for $200,000 and its value increases by 5% each year for 4 consecutive years what is its value at the end of the fourth year?

A window is shaped like a rectangle whose perimeter is 308 in. The length is 10 times as long as the width. Find the length and width

Most high school students take at least one sat test in their jr. year of high school to assist with placement and acceptance into college. the perfect score is 1600. en 2016 two students scored more...

A money market account has an initial principal of $3000 & an annual interest rate of 3%. The interest is compounded continuosly. How many years will it take the acount to reach a balance of $9000...

One number is 9 times larger than another. The difference of their reciprocal S is 1. Determine to two numbers

Juwan invests $7600 in two different accounts. The first account paid 6 %, the second account paid 14 % in interest. At the end of the first year he had earned $816 in interest. How much was in each...

Algebra word problems

Yoko's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Yoko $5.85 per pound, and type B coffee costs $4.80 per...

Rick cuts his grass with a riding mower with a 10 foot swath. The mower goes seven miles per hour. It takes Rick 2.5 hours to mow the lawn. How many acres is Rick mowing?

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