newd some help, cant find where my math is wrong, ty.

Bandar Industries manufactures sporting equipment. One of the company's products is a football helmet that requires special plastic. During the quarter ending June 30 , the company manufactured 3,300 helmets, using 2,343 kilograms of plastic. The plastic cost the company $15,464 According to the standard cost card, each helmet should require 0.62 kilograms of plastic, at a cost of $7.00 per kilogram. Required: 1. What is the standard quantity of kilograms of plastic (SQ) that is allowed to make 3,300 heimets? 2. What is the standard materials cost allowed (SQ SP) to make 3,300 heimets? 3. What is the materials spending variance? 4. What is the materials price variance and the materials quantity variance? (For requirements 3 and 4 , indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero verience). Input all omounts as positive volues. Do not round intermediate calculations.)