Solve:

$$4^2\ +\ 5^3$$

(a)  

What is the place value of 5 in 35 782?

(a)  

$$25\ \times\ \left(2^{3\ \ }-\ 2^2\right)$$

(a)  

Express 2900 m in km and m

(a)  

Find the area of triangle.

(a)  

Find angle y

(a)  

Sara bought 5 apples and each apple cost $0.70,

what is the total cost of 5 apples?

(a)  

Find the sum of prime numbers between 2 and 7.

(a)  

Round off 56.71 to the nearest tenth.

(a)