Aunty Dotty decides to give her nephew and niece £70 between them. Because the niece is the older of the two it is decided that the money must be divided so that she gets £4 for every £3 that her brother gets.

What is the sum or difference 4x10 – 9x10 (1 point) –5x10 –5x20 –36x10 –36x20 this is the cca test i need all the answers this is the first 2

Evaluate cos2θ for cosθ = square root of 3/2

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .