Two cross roads ,each of width 5m , run at right angles through the centre of a rectangular park of length 70m and breadth 45m and parallel to its sides .Find the area of the roads .Also find the cost of constructing the roads at the rate of Rs 105 per m2?

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays

Lola needs to sign 6 invitations. using stopwatch that measures time to tenths of a second, it takes lola 5.3 seconds to sign her full name. going by the accuracy of the stopwatch, which is the most accurate determination for the number of minutes lola needs to sign all 96 invitations