Plz 5 question math assignment
#1. the ratio of two numbers is 1.75 the difference of the numbers is 12 find the two numbers
#2 the ratio of two numbers is 5/22 the product of the numbers is 440 find all possible pairs of numbers
#3 the ratio of two numbers is 11: 12 the sum of the numbers is 207 find the two numbers
#4 the ratio of two numbers is 2 to 1 the sum of the numbers is 9/4 find the two numbers
#5 the ratio of two numbers is 3 to 4 the difference of the number is -1.9. find the two numbers

i need an explanation for these how to do it step by step plz

Which function is represented by the graph

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

Do social recommendations increase ad effectiveness? a study of online video viewers compared viewers who arrived at an advertising video for a particular brand by following a social media recommendation link to viewers who arrived at the same video by web browsing. data were collected on whether the viewer could correctly recall the brand being advertised after seeing the video. the results are given below.correctly recalled the brandarrival 409153browsing20484b. conduct the hypothesis test, using the 0.025 level of significance.what is the value of the test statistic? χ2stat=what is the p-value? p-value=is this value significant atα=0.025?