Niona needs $50 to go on a school trip. she sells necklaces for $15 each and bracelets for $5 each. if she raises the money by selling half as many necklaces as bracelets, how many necklaces and bracelets does she sell? write a system of linear equations that represent this problem.

Ineed or else im in trouble need a random sample of 240 park users were asked if they go to the park more often on weekdays or on the weekend. the results are shown in the table. weekdays weekend male (50) (10) female (150) (30) based on the data in the table, select correct or incorrect for each statement. correct or incorrect 1.the males go to the park more often on the weekend. 2.the females go to the park more often on weekdays. 3.for the participants in the survey, gender affects which days of the week a person goes to the park.

Are carpet coast $15 per square metre. the total delivery charge is $21 peter buys n squared metres of carpet what is the expression which represents the total cost in $

In the 30-60-90 triangle below side s has a length of and side r has a length