Regroup to express the number in a different way. 71,830 = 6 ten thousands + * thousands + 8 hundreds + 3 tens

what is the * equal to??

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Agraphic designer created a logo on eight and a half by 11 inch paper. in order to be placed on a business card, the logo needs to be one and 7/10 inches by 2 and 1/5 in. what is the scale factor of the dilation

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?