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so which one is right? 6 or 10?

so how do you work out 6 triangles?

hi guys. Could you help me out again? Thanks. Question 1 Michelle has three more sisters than brothers. How many more sisters than brothers does her brother Ryan have? Question 2 Five points are marked on a circle. How many different triangles can be formed by joining any three of those points?

thankyou very much guys

Just random ones.

Hi everyone. i was wondering if you could help me out or give me some hintsagain with some questions. I am having some trouble figuring them out. Thanks. Question 1 My watch loses one minute every hour, while your watch gains one minute every hour. If they both show 12 noon now, when will...

thankyou

Thanks i figured out the tyre one. It does work out to be 8000km. I have one more question if you wouldn't might helping. In a stationary store, pencils have one price and pens have another price. Two pencils and three pens cost 78c; but three pencils and two pens cost 72c. How much does one...

thanks. So it would be 1minute 40 seconds? Also, so it is 8000km for each tyre? Could you please show a bit more working, i don't really understand. Thanks.

i followed Mountain Dew's general formula. (1/5 + 3/5)(N)=1 Find N in minutes. So 4/5 x N = 1 N= 1 divide by 4/5 N= 1/1/4 =1minute 15 seconds

So which answer is right for q1? I worked out 1/1/4 (1 minute 15 seconds) yet the answer you say is 5/3.

Hey, I was wondering if anyone knew how to answer these questions because I am not really sure. Question 1 - If Pirate Pete can unload a treasure chest in five minutes and Peg Leg can unload the same chest in two and a half minutes, how long will it take them both to empty it working together...