Solve the following expression;1. 25-32*5/8
2. -12-(15-63)*5/8
3. convert he following fractions a. 8/64 and b.7/28 into decimls and percentages
4.convert the following percentages into fractions (simplest form) a. 45% and b. 78%
5.in eachof he following equations, solve for th unknown variable; a. 8t+12=2t+32
6. solve the following pairs of simultaneuos equations; 3p+4q=36
q-2p=2
7.simplify the following ratios; a.16:4:24
b. 35:55:70
c. 2.5:25:35
8. distibute R 3200.00 in the ratio 4:7:5
9. simplify the following expressions; a. 3d+4e-2e+6d
b. (8k-3)(8k+3)
c.(7x+3y-4k)(9x-6x-3y)
10. solve for x; a. 3x-2=8-2x
b. 4(x-1)==6
c. 3x(5-2x)=-6x(x+2)+81