Recent content by zidan3311

hello all. my question : John's money = 2/5 from SGD24000 Mike's money = 1/2 from John's money Felix's money = 1/3 from Mike's money determine all (sum) money them? i have tried : for John's money = 24000 x 5/2 = 60.000 for Mike's money = 1/2 x 60000 = 30000 for Felix's money = 1/3 x 60000...

hi all.. how to make formula for problem below : The average math test scores of 36 students is 86. There are four students attend subsequent replications and obtain an average value of 80. Find the average value of all the students! can you make simple? zidan3311

i'm still confuse, my english is not good enough to understand your guidance completely, could you make it with number of visualization?

not yet, Mark, would you show me?

hi.. the new similar problem : A bus departs from city X at 07:55 am with speed of 80 kmph . and A truck departs from the city of Y at 08:10 am with a speed of 100 kmph. Two cities 260 km distance. At what time did they meet? how to find way out with easy/quickly method?

yep, you are right.. the final answer is 09.00 am.. could you show me how to use phymat method with LCM??

hi phymat, LCM (40,80) or LCM (7;8) etc.. could you show me? - - - Updated - - - hi.. tb = 1 hrs but my question where is .15 your answer just approx? or exactly number?

hi Jameson, i confuse, I'm quiet! how do the final answer?

it's correct? than next...

Mike 07.00 Bill 08.00 the deference is 1 hrs, then...

hi Jameson, i'm really blank ideas.. would you help me out?

the distance should be find at first, but the problem core is what's time Bill can follow Mike?

hi all.. i need some formula to figure out this below : "Mike riding a bike from city A to city B. He departed at 07.00 am with speed of 40 kmph . From town A, Bill followed with a speed of 80 kmph start at 08.00 am, what time Bill met Mike ? The answer is 09.15 am how to easy identify...

hi phymat... it's great, very educational.. thanks.