last month he sold 50 chickens and 30 ducks for $550. this month he sold 44 chickens and 36 ducks for $532. how much does a chicken cost and how much does a duck cost?

What does "npamersky" mean

For every 20 litres of petrol a car can run for 75 km. How much petrol do you need (to 1 DP) to ensure the car has enough petrol of a trip that is 196 km?

One evening Hannah scored 126, 97, and 113 in three games of bowling. What was her average score for the evening? Missing operations = Equation and Final Answer =

2x-6y=6, how do you put that in slope intercept form?

What is the value of the expression 18-2 * (4+3)

you deposit $1.000 in a saving account that earns 0.5% each month. Assuming you do not deposit or withdraw any from the account, how much will you have in the account after 3 years?

Determine whether (18+35) x4=18 + 35x4 is true or false. explain

The fee for renting a video camera is $25 plus $15 per day. Sam can spend no more than $85. What is the maximum number of days Sam can rent the video camera

What is the square root of 90 to the nearest tenth

Students in a dance class filled out a survey. There were 25 girls and some boys who participated in the survey. The results showed that 20% of the students prefer tap dance to ballroom dance. There are 9 students who prefer tap dance.