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  1. View question - please explain

    Aug 28, 2020 · There are two different maps of California. The scale on the first map is 1 cm to 20 km. The distance from Fresno to SanFrancisco is 15 cm.The scale on the second map is 1 cm …

  2. View question - help

    Dec 8, 2018 · There are possible codes without restrictions. There are codes that differ in only one spot from mine (three choices for the differing digit and nine choices for its value), 3 codes …

  3. View question - help

    Oct 30, 2019 · A six digit number is said to be lucky if the sum of its first three digits is equal to the sum of the last three digits. Let S be the sum of all lucky numbers. Find the remainder when S …

  4. View question - Precalcus help!

    Oct 14, 2024 · Free Online Scientific Notation Calculator. Solve advanced problems in Physics, Mathematics and Engineering. Math Expression Renderer, Plots, Unit Converter, Equation …

  5. For those of you wondering about CPhill and others

    Jul 14, 2023 · Very well, believe what you must. But eventually, this website will fall into decay from lack of management and lack of new users. Then, it will be overwhelmed by spammers …

  6. View question - ≈ vs. ~ --- Which symbol is more correct to use?

    Feb 14, 2017 · Free Online Scientific Notation Calculator. Solve advanced problems in Physics, Mathematics and Engineering. Math Expression Renderer, Plots, Unit Converter, Equation …

  7. View question - help

    Jan 10, 2019 · The workers in a factory produce widgets and whoosits. For each product, production time is constant and identical for all workers, but not necessarily equal for the two …

  8. View question - Help

    Mar 6, 2018 · Free Online Scientific Notation Calculator. Solve advanced problems in Physics, Mathematics and Engineering. Math Expression Renderer, Plots, Unit Converter, Equation …

  9. View question - Combination lock

    Apr 10, 2023 · May not contain 0 or 1. No repeats. Calculate the probability - open lock at first attempt - code > 5000 - 3rd digit is 2. So I said: For the 1st number, we can only have a …

  10. View question - Counting

    Oct 28, 2023 · I need help with this Sam writes down the numbers $1,$ $2,$ $\\dots,$ $315,$ $316,$ $317,$ $\\dots,$ $249,$ $250.$ (a) How many digits did Sam write, in total? (b) Sam …