A,b, and c can finish a job in 6 days. If b and c work together, the job will take 9 days; if a and c work together,[..]

artaud noticed that if he takes the opposite of his age and adds 40 he gets the number 28 how old is artaud ?

paula bought a ski jacket on sale for $6 less than half its original price. She paid $88 for the jacket. What was[..]

Mrs Jackson earned a $500 bonus for signing a one-year contract to work as a nurse or salary is $22 per year if your[..]

There are three separate, equal-sized boxes, and inside each box thee are two separate small boxes, and inside each[..]

There is a ground of 1km. Person A takes 2 minutes to complete one round. Person B takes 2.5 minutes to complete one[..]

10cm(to the 3rd power) of a normal specimen of human blood contains 1.2g of hemoglobin. a new piece of equipment,[..]

if the population in a particular country is growing at 1.7% compounded continuously, how long will it take the[..]

Chong sells fax machines which come in Standard and Enhanced models. The Standard model sells for $275 and the[..]

chef yna bought some eggs. he used 1/2 of them to make some pies and 1/4 of them to make a cake. he then had 15 eggs[..]