Sefiso's cost for renting a stand at a market is R$2657,00$

for the month. His cost is calculated as $9,5\%$

for the first R$11000,00$

of his income and $13\%$

for his income in excess of R$11000,00$

$.$ Which of the following equations best models i

$,$ Sefiso's income for the month?

Select one:

a$.$

$0,095(11000,00)+0,13($i$11000,00)=2657,00$

b$.$

$0,095(11000,00)+0,13$i$=2657,00$

c$.$

$0,13$i$0,095(11000,00)=2657,00$

d$.$

$(0,095+0,13)$i$11000,00=2657,00$