Answers by visitors named: BRYAN

Sorry, I'm still don't understand the suppose answer is a) 66 b) 4

that gives me a definition i deed an explanaiton

Please help, does this calculation looks right? r-21 x 3/b= 2/5 r-21x15=2b r-315=2b I'm stuck????

Could you please tell me where r=426? and t=360 come from?

Got it!! Thanks :)

Hi Aleks, Yes , option A is correct. Could you please explain where (7×44) come from?