I need some help figuring this out please, thanks

Standard and actual costs for direct materials for the manufacture of 1,000 units of product were as follows: Actual costs 1,550 lbs. @ $9.10 Standard costs 1,600 lbs. @ $9.00 Determine the (a) quantity variance, (b) price variance, and (c) total direct materials cost variance. Enter favorable variances as negative numbers. Quantity variance Price variance Total direct materials cost variance