Math IB SL
posted by vilmers .
2^2x . 5^(x-3)=10^(x+2)
How many people will be needed to count 47.8 million households if they work an average of 3.7 hours per day, 5 days a week for 10 weeks and they count 1.18 households per hour?
Each person can count how many households in that period of time?
3.7 hrs/day x (5 days/wk) x (10 wk) x 1.18 households/hr) = ?? households counted/counter.
Then 47.8 million households x (1 counter/??households) = xx
Check my work. Check for typos.