A worker is paid a regular rate of Rs.20 for completing a survey. The worker completes 50 surveys per week. For any survey involving the use of her cellphone, she is paid at a rate of that is 10% higher than her regular rate. If she completed 35 surveys involving the use of her cellphone, how much did she get that week?  Select.
A) 570  B) 670  C) 1070  D) 470  E) 2070
amount earned by using her cell phone = 35 * 22= 
<gadget id="calculator">35 * 22</gadget>
<output>770</output>
770   amount earned as usual= 15 * 20= 
<gadget id="calculator">15 * 20</gadget>
<output>300</output>
300   Total= 770+300= 
<gadget id="calculator">770+300</gadget>
<output>1_070</output>
1070   Answer : 1070
<result>C</result>
A worker is paid a regular rate of Rs.20 for completing a survey. The worker completes 50 surveys per week. For any survey involving the use of her cellphone, she is paid at a rate of that is 10% higher than her regular rate. If she completed 35 surveys involving the use of her cellphone, how much did she get that week?