The answer is c first 2×6= 12 then 12-5=7
then do -7×-2=14 the minus signs cancel
finaly we have two bracket so we multiply both number (7)×(14)=98
The answer is 16. 7 is 1/4th the value of 28, so 4 should be 1/4th the value of 16.
Sin ( theta ) = opposite / hypotenuse
sin ( 37° ) = 13 / x