420-84=336(total apples sold)
280*0.2=56Rs.(earned)
280+56=336Rs.(total sale)
336/336=1 Rs (sold one for 1 Rs.)
Total people=180
discount received people=25%+10%=35%
People who did not receive discount=100-35%=65%
65%of 180=65×180/100=117
So 117 people did not receive discount
Answer:you can look that up and it will give you the answer on google or photo math
Step-by-step explanation:
\[\sum_{n=1}^{7} 2(-2)^{n-1}\]
Answer:
Step-by-step explanation:
Let Vernice age be x
Her mother's age be 2x+10
10=1\2(2x+10) = 10×2=2x+10
20=2x+10
20-10=2x
10=2x
x=5
