Computing amount of direct materials price variance

Question

Standard costs and actual costs for direct labor, direct materials, and factory overhead for manufacture of 2,500 units of product are given below:

Standard Costs @ 2,500 units:
Direct materials                                             2,500 kilograms @ $8/kg
Direct labor                                                     7,500 hours @ $12/hr
Actual Costs @ 2,500 units:
Direct materials                                               2,600 kilograms @ $8.75
Direct labor                                                       7,400 hours @ $11.40

Amount of direct materials price variance is:

i) $1,875 unfavorable
ii) $1,950 favorable
iii) 1,950 unfavorable
iv) $1,875 favorable
v) $800 unfavorable