What is the sum of 1387 and 5678?

What is the answer for this riddle from mythology island equals take back six but still leave ten? What area does this circle cover if the diameter is 2.3cm? Why is there 360 degrees in a triangle? What are six names you could call a square? What is the percent of 2.07? What are the multiplication facts about 5? What is the surface area of a rectangular prim with base 4 m by 5 m and height 8 m? What is the complement of measure b if it equals 43? What shape is the F distribution? What is a symbol that names equal parts of a whole? How much water does a swimming pool hold? Which series of terms best represents the sequence of processes shown? A decimal rounded to the nearest tenth is 1.5. What two decimals can be rounded to 1.5.? What are multiples of 5? What is the probability that your birthday will fall on Saturday and Sunday? Is it true that a rectangle is a parallelogram with four right angles? What is the equation of the line that is parallel to the line y 3x - 4 and passes through the point (4 -2)? Which property is used for the following expression ( 78 ) 2 8 ( 2 7 )? What does code E-9 mean on the accu check glucose meter? How did Mr Jaggers justify giving Estella to Miss Havisham?